{"id":40651,"date":"2020-02-02T21:02:01","date_gmt":"2020-02-02T18:02:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/domashnij-veb-server-na-solnechnyh-batareyah-otrabotal-15-mesyaczev-aptajm-9526"},"modified":"2020-02-02T21:02:01","modified_gmt":"2020-02-02T18:02:01","slug":"domashnij-veb-server-na-solnechnyh-batareyah-otrabotal-15-mesyaczev-aptajm-9526","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/domashnij-veb-server-na-solnechnyh-batareyah-otrabotal-15-mesyaczev-aptajm-9526","title":{"rendered":"Serveri im i web-it n\u00eb diell ka punuar 15 muaj: uptime 95,26%","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

\"Serveri<\/a><\/noindex>
\nPrototipi i par\u00eb i serverit solar me kontrollues ngarkimi. Foto: solar.lowtechmagazine.com<\/a><\/noindex><\/i><\/p>\n

N\u00eb Shtator 2018, nj\u00eb entuziast nga Low-tech Magazine e nisi projektin ''serverit t\u00eb uebit me teknologji t\u00eb ul\u00ebt''<\/a><\/noindex>. Q\u00ebllimi ishte t\u00eb ulte konsumin e energjis\u00eb aq shum\u00eb sa p\u00ebr nj\u00eb server t\u00eb vet\u00eb-hostuar n\u00eb sht\u00ebpi t\u00eb mjaftonte nj\u00eb panel solar. Kjo nuk \u00ebsht\u00eb e leht\u00eb, pasi faqja duhet t\u00eb funksionoj\u00eb 24 or\u00eb n\u00eb dit\u00eb. Le t\u00eb shohim se \u00e7far\u00eb arriti n\u00eb fund.<\/p>\n

Mund t\u00eb vizitoni serverin solar.lowtechmagazine.com<\/a><\/noindex>, kontrolloni konsumimin aktual t\u00eb energjis\u00eb dhe nivelin e karikimit t\u00eb bateris\u00eb. Faqja \u00ebsht\u00eb optimizuar p\u00ebr numrin minimal t\u00eb k\u00ebrkesave dhe trafik minimal, k\u00ebshtu q\u00eb duhet t\u00eb p\u00ebrballoj\u00eb nj\u00eb rritje t\u00eb vizitor\u00ebve nga Habra. Sipas llogaritjeve t\u00eb zhvilluesit, konsumi i energjis\u00eb p\u00ebr nj\u00eb vizitor unik \u00ebsht\u00eb 0,021 Wh.
\n<\/a><\/noindex>
\nPak para agimit m\u00eb 31 Janar 2020, i kishte mbetur 42% e karikimit t\u00eb bateris\u00eb. Agimi n\u00eb Barcelon\u00eb \u00ebsht\u00eb n\u00eb 8:04 sipas koh\u00ebs lokale, pasi do t\u00eb filloj\u00eb t\u00eb rrjedh\u00eb energjia nga panele diellore.<\/p>\n

\"Serveri
\n<\/p>\n

Pse?<\/h1>\n

\nDhjet\u00eb vjet m\u00eb par\u00eb, ekspert\u00ebt parashikuan<\/a><\/noindex>, se zhvillimi i internetit do t\u00eb kontribuonte n\u00eb ''dematerializimin'' e shoq\u00ebris\u00eb, digitalizimin e gjithansh\u00ebm \u2014 dhe si rezultat, uljen e konsumit t\u00eb p\u00ebrgjithsh\u00ebm t\u00eb energjis\u00eb. Ata gabuan. N\u00eb t\u00eb v\u00ebrtet\u00eb, interneti vet\u00eb k\u00ebrkoi volume t\u00eb m\u00ebdha energjie<\/a><\/noindex>, dhe k\u00ebto volume vazhdojn\u00eb t\u00eb rriten.<\/p>\n

Kompania IT kan\u00eb nisur nisma p\u00ebr kalimin n\u00eb burime alternative energjie, por kjo tani \u00ebsht\u00eb e pamundur. T\u00eb gjitha qendrat e t\u00eb dh\u00ebnave konsumojn\u00eb trefish m\u00eb shum\u00eb energji sesa gjenerojn\u00eb t\u00eb gjitha panele diellore dhe turbina t\u00eb er\u00ebs n\u00eb bot\u00eb. M\u00eb keq akoma, prodhimi dhe z\u00ebvend\u00ebsimi i rregullt i paneve diellore dhe turbinave k\u00ebrkon gjithashtu energji<\/a><\/noindex>, prandaj \u00ebsht\u00eb e pamundur t\u00eb heqim dor\u00eb nga burimet fosile (nafta, gazi, uraniumi) sot. Por k\u00ebto burime nuk do t\u00eb zgjasin shum\u00eb, prandaj na duket e pashmangshme t\u00eb mendojm\u00eb se si t\u00eb jetojm\u00eb me burime rinovueshme. Duke p\u00ebrfshir\u00eb operimin e infrastruktur\u00ebs kompjuterike, p\u00ebrfshir\u00eb server\u00ebt e uebit.<\/p>\n

Low-tech Magazine e konsideron problem<\/a><\/noindex> zhvillimin e shpejt\u00eb t\u00eb faqeve t\u00eb internetit. Nga 2010 deri n\u00eb 2018, p\u00ebrmasa mesatare e faqes u rrit nga 0,45 MB n\u00eb 1,7 MB<\/a><\/noindex>, nd\u00ebrsa p\u00ebr faqet mobile \u2014 nga 0,15 MB n\u00eb 1,6 MB, sipas vler\u00ebsimeve konservatore.<\/p>\n

Rritja e volumeve t\u00eb trafikut kalon progresin n\u00eb efikasitetin energjik<\/a><\/noindex> (energia e nevojshme p\u00ebr t\u00eb transferuar 1 megabajt informacioni), e cila shkakton nj\u00eb rritje t\u00eb vazhdueshme t\u00eb konsumit t\u00eb energjis\u00eb s\u00eb internetit. Faqet m\u00eb t\u00eb r\u00ebnda dhe m\u00eb t\u00eb ngarkuara jo vet\u00ebm q\u00eb rrisin ngarkes\u00ebn mbi infrastruktur\u00ebn rrjetore, por gjithashtu shkurtuan ''jet\u00ebgjat\u00ebsin\u00eb'' e kompjuter\u00ebve dhe smartphones, t\u00eb cilat duhet t\u00eb hidhen m\u00eb shpesh dhe t\u00eb prodhohen t\u00eb reja, nj\u00eb proces q\u00eb gjithashtu \u00ebsht\u00eb mjaft energjik<\/a><\/noindex>.<\/p>\n

Natyrisht, ngarkesa rritet nga stili i jetes\u00ebs: njer\u00ebzit kalojn\u00eb pothuajse gjith\u00eb koh\u00ebn online dhe shpesh varen nga sh\u00ebrbime t\u00eb ndryshme n\u00eb internet. Shoq\u00ebria moderne \u00ebsht\u00eb e v\u00ebshtir\u00eb t\u00eb imagjinohet pa infrastruktur\u00ebn IT n\u00eb re (rrjetet sociale, mesazher\u00ebt, posta etj.)<\/p>\n

Konfigurimi i serverit dhe faqes s\u00eb internetit<\/h1>\n

\nN\u00eb k\u00ebt\u00eb artikull<\/a><\/noindex> konfigurimi harduerik dhe stoku i softuerit t\u00eb serverit t\u00eb uebit \u00ebsht\u00eb p\u00ebrshkruar n\u00eb detaj.<\/p>\n

Kompjuter i nj\u00eb pllake Olimex Olinuxino A20 Lime 2<\/a><\/noindex> u zgjodh p\u00ebr konsumin e ul\u00ebt t\u00eb energjis\u00eb dhe funksione t\u00eb dobishme shtes\u00eb, si\u00e7 \u00ebsht\u00eb ekzistenca e \u00e7ipit t\u00eb menaxhimit t\u00eb energjis\u00eb AXP209<\/a><\/noindex>. Ai lejon t\u00eb k\u00ebrkoni statistikat mbi tensionin dhe forc\u00ebn aktuale me bordin dhe me baterin\u00eb. \u00c7ipi automatikisht kalon energjin\u00eb midis bateris\u00eb dhe portit DC, ku rrjedh energjia nga paneli diellor. K\u00ebshtu, \u00ebsht\u00eb e mundur t\u00eb sigurohet furnizimi i pand\u00ebrprer\u00eb i energjis\u00eb p\u00ebr serverin me mb\u00ebshtetje nga bateria.<\/p>\n

\"Serveri
\nOlimex Olinuxino A20 Lime 2<\/i><\/p>\n

Fillimisht u zgjodh nj\u00eb bateri litiumi-polimer me kapacitet 6600 mAh (rreth 24 Wh), pastaj u vendos nj\u00eb bateri plumbi-acidi me kapacitet 84,4 Wh.<\/p>\n

Sistemi operacional boot-on nga karta SD. Edhe pse OS merr m\u00eb pak se 1 GB, nd\u00ebrsa faqja statike rreth 30 MB, nuk kishte ekonomikisht kuptim t\u00eb blihej nj\u00eb kart\u00eb m\u00eb e vog\u00ebl se Class 10 16 GB.<\/p>\n

Serveri lidhet n\u00eb internet p\u00ebrmes nj\u00eb lidhjeje sht\u00ebpiake 100-megabituese n\u00eb Barcelon\u00eb dhe nj\u00eb router standard p\u00ebr konsumator\u00ebt. P\u00ebr t\u00eb \u00ebsht\u00eb rezervuar nj\u00eb adres\u00eb IP statike. Praktikisht kushdo mund t\u00eb ngrit\u00eb nj\u00eb faqe t\u00eb till\u00eb n\u00eb sht\u00ebpin\u00eb e tij, duhet vet\u00ebm t\u00eb ndryshoj\u00eb pak konfigurimin e firewall-it p\u00ebr port forwarding n\u00eb IP-n\u00eb lokale:<\/p>\n

Port 80 n\u00eb 80 p\u00ebr HTTP\nPort 443 n\u00eb 443 p\u00ebr HTTPS\nPort 22 n\u00eb 22 p\u00ebr SSH<\/pre>\n
\nSistemi operativ Armbian Stretch<\/a><\/noindex> ndertuar mbi distribucionin Debian dhe b\u00ebrtham\u00ebn SUNXI<\/a><\/noindex>, e cila \u00ebsht\u00eb zhvilluar p\u00ebr kompjuter\u00ebt nj\u00eb pllake me \u00e7ipa AllWinner.<\/p>\n
\"Serveri
\nPana diellore 50-watt p\u00ebr serverin e uebit dhe nj\u00eb panel 10-watt p\u00ebr ndri\u00e7imin e dhom\u00ebs s\u00eb ndenj\u00ebs n\u00eb apartamentin e autorit<\/i><\/p>\n
Faqja statike \u00ebsht\u00eb gjeneruar nga sistemi Pelican<\/a><\/noindex> (gjenerator i faqeve n\u00eb Python). Faqet statike ngarkohen m\u00eb shpejt dhe nuk krijojn\u00eb ngarkes\u00eb n\u00eb CPU, prandaj ato jan\u00eb shum\u00eb m\u00eb efikase se faqet dinamike n\u00eb aspektin e konsumit t\u00eb energjis\u00eb. Kodi burimor i tem\u00ebs \u00ebsht\u00eb. k\u00ebtu<\/a><\/noindex>.<\/p>\n
Nj\u00eb pik\u00eb shum\u00eb e r\u00ebnd\u00ebsishme \u00ebsht\u00eb kompresimi i imazheve, sepse pa k\u00ebt\u00eb optimizim \u00ebsht\u00eb praktikisht e pamundur t\u00eb b\u00ebhen faqet web m\u00eb t\u00eb vogla se 1 megabajt. P\u00ebr optimizimin u vendos q\u00eb fotografit\u00eb t\u00eb shnd\u00ebrrohen n\u00eb imazhe n\u00eb hije gri. P\u00ebr shembull, ja nj\u00eb fotografi e vajzave telefoniste n\u00eb nj\u00eb nd\u00ebrlidh\u00ebs n\u00eb shekullin e kaluar, 253 KB<\/a><\/noindex>.<\/p>\n
\"Serveri
\n
\nDhe ja nj\u00eb imazh i optimizuar n\u00eb hije gri me madh\u00ebsin\u00eb 36.5 KB<\/a><\/noindex> me tre ngjyra (e zez\u00eb, e bardh\u00eb, e gri). P\u00ebr shkak t\u00eb iluzionit optik, duket se numri i ngjyrave \u00ebsht\u00eb m\u00eb i madh se tre.<\/p>\n
\"Serveri
\n
\nImazhet n\u00eb hije gri u zgjedh\u00ebn jo vet\u00ebm p\u00ebr optimizimin e madh\u00ebsis\u00eb (nj\u00eb zgjidhje mjaft e dyshimt\u00eb), por edhe p\u00ebr arsye estetike. Kjo teknik\u00eb e vjet\u00ebr e p\u00ebrpunimit t\u00eb imazheve ka disa ve\u00e7ori stili, k\u00ebshtu q\u00eb faqja e internetit arriti n\u00eb nj\u00eb dizajn unik n\u00eb nj\u00eb far\u00eb m\u00ebnyre.<\/p>\n
623 ilustraime n\u00eb faqen e revist\u00ebs Low-tech Magazine pas optimizimit u zvog\u00ebluan n\u00eb madh\u00ebsi nga 194.2 MB n\u00eb 21.3 MB, q\u00eb do t\u00eb thot\u00eb 89%.<\/p>\n
T\u00eb gjitha artikujt e vjet\u00ebr u konvertuan n\u00eb Markdown p\u00ebr t\u00eb leht\u00ebsuar shkruarjen e artikujve t\u00eb rinj, si dhe p\u00ebr t\u00eb leht\u00ebsuar kopjimin rezerv\u00eb p\u00ebrmes git<\/a><\/noindex>. Nga faqja u larguan t\u00eb gjitha skriptet dhe ndjek\u00ebsit, si dhe logot. P\u00ebrdoret shkronja e paracaktuar n\u00eb shfletuesin e klientit. Si \"logo\" \u2014 emri i revist\u00ebs me shkronja t\u00eb m\u00ebdha dhe nj\u00eb shenj\u00eb t\u00eb majt\u00eb: LOW\u2190TECH MAGAZINE. N\u00eb total, 16 byte n\u00eb vend t\u00eb nj\u00eb imazhi.<\/p>\n
N\u00eb rast se ndodh ndonj\u00eb nd\u00ebrprerje, \u00ebsht\u00eb organizuar mund\u00ebsia e \"leximit offline\": tekstet dhe imazhet eksportohen n\u00eb nj\u00eb feed RSS. P\u00ebrfshihen 100% e p\u00ebrmbajtjes n\u00eb cache, duke p\u00ebrfshir\u00eb HTML.<\/p>\n
Nj\u00eb optimizim tjet\u00ebr \u2014 aktivizimi i cil\u00ebsimeve HTTP2 n\u00eb nginx, q\u00eb paksa zvog\u00eblon trafikun dhe shkurtimi i koh\u00ebs s\u00eb ngarkimit t\u00eb faqeve, n\u00eb krahasim me HTTP\/1.1. N\u00eb tabel\u00eb krahasohen rezultatet p\u00ebr pes\u00eb faqe t\u00eb ndryshme.<\/p>\n
| | FP | WE | HS | FW | CW |\n|----------|-------|-------|-------|-------|-------|\n| HTTP\/1.1 | 1.46s | 1.87s | 1.54s | 1.86s | 1.89s |\n| HTTP2 | 1.30s | 1.49s | 1.54s | 1.79s | 1.55s |\n| Imazhe | 9 | 21 | 11 | 19 | 23 |\n| kursimet | 11% | 21% | 0% | 4% | 18% |<\/pre>\n
Konfigurimi i plot\u00eb i nginx:<\/p>\n
root@solarserver:\/var\/log\/nginx# cat \/etc\/nginx\/sites-enabled\/solar.lowtechmagazine.com\n\n# Mappa e skadencave\nmap $sent_http_content_type $expires {\ndefault off;\ntext\/html 7d;\ntext\/css max;\napplication\/javascript max;\n~image\/ max;\n}\n\nserver {\nlisten 80;\nserver_name solar.lowtechmagazine.com;\n\nlocation \/ {\nreturn 301 https:\/\/$server_name$request_uri;\n}\n}\n\nserver{\nlisten 443 ssl http2;\nserver_name solar.lowtechmagazine.com;\n\ncharset UTF-8; #p\u00ebrmir\u00ebson shpejt\u00ebsin\u00eb e faqes duke d\u00ebrguar charset me p\u00ebrgjigjen e par\u00eb.\n\nlocation \/ {\nroot \/var\/www\/html\/;\nindex index.html;\nautoindex off;\n}\n\n\n#Cache (ruani faqet html p\u00ebr 7 dit\u00eb, t\u00eb tjera sa m\u00eb gjat\u00eb t\u00eb jet\u00eb e mundur, pa cache n\u00eb faqen kryesore)\nexpires $expires;\n\nlocation @index {\nadd_header Last-Modified $date_gmt;\nadd_header Cache-Control 'no-cache, no-store';\netag off;\nexpires off;\n}\n\n#error_page 404 \/404.html;\n\n# ridrejtoni faqet e gabimeve t\u00eb serverit n\u00eb faqen statike \/50x.html\n#error_page 500 502 503 504 \/50x.html;\n#location = \/50x.html {\n# root \/var\/www\/;\n#}\n\n#Komprimimi\n\ngzip on;\ngzip_disable \"msie6\";\ngzip_vary on;\ngzip_comp_level 6;\ngzip_buffers 16 8k;\ngzip_http_version 1.1;\ngzip_types text\/plain text\/css application\/json application\/javascript text\/xml application\/xml application\/xml+rss text\/javascript;\n\n\n#Caching (ruani faqen html p\u00ebr 7 dit\u00eb, t\u00eb tjera sa m\u00eb gjat\u00eb t\u00eb jet\u00eb e mundur)\nexpires $expires;\n\n# Logs\naccess_log \/var\/log\/nginx\/solar.lowtechmagazine.com_ssl.access.log;\nerror_log \/var\/log\/nginx\/solar.lowtechmagazine.com_ssl.error.log;\n\n# Cil\u00ebsimet e SSL:\nssl_certificate \/etc\/letsencrypt\/live\/solar.lowtechmagazine.com\/fullchain.pem;\nssl_certificate_key \/etc\/letsencrypt\/live\/solar.lowtechmagazine.com\/privkey.pem;\n\n# P\u00ebrmir\u00ebsoni performanc\u00ebn HTTPS me rikthimin e sesionit\nssl_session_cache shared:SSL:10m;\nssl_session_timeout 5m;\n\n# Aktivizoni mbrojtjen nga sulmet BEAST\nssl_prefer_server_ciphers on;\nssl_ciphers ECDH+AESGCM:ECDH+AES256:ECDH+AES128:DH+3DES:!ADH:!AECDH:!MD5;\n\n# \u00c7aktivizoni SSLv3\nssl_protocols TLSv1 TLSv1.1 TLSv1.2;\n\n# Uleni madh\u00ebsin\u00eb e bufferit p\u00ebr t\u00eb rritur TTFB\nssl_buffer_size 4k;\n\n# Parametri Diffie-Hellman p\u00ebr ciphersuites DHE\n# $ sudo openssl dhparam -out \/etc\/ssl\/certs\/dhparam.pem 4096\nssl_dhparam \/etc\/ssl\/certs\/dhparam.pem;\n\n# Aktivizoni HSTS (https:\/\/developer.mozilla.org\/en-US\/docs\/Security\/HTTP_Strict_Transport_Security)\nadd_header Strict-Transport-Security \"max-age=63072000; includeSubdomains\";\n\n# Aktivizoni OCSP stapling (http:\/\/blog.mozilla.org\/security\/2013\/07\/29\/ocsp-stapling-in-firefox)\nssl_stapling on;\nssl_stapling_verify on;\nssl_trusted_certificate \/etc\/letsencrypt\/live\/solar.lowtechmagazine.com\/fullchain.pem;\nresolver 87.98.175.85 193.183.98.66 valid=300s;\nresolver_timeout 5s;\n}<\/code><\/pre>\n
<\/p>\n
P\u00ebrmbledhja e 15 muajve t\u00eb pun\u00ebs<\/h1>\n
\nGjat\u00eb periudh\u00ebs nga 12 dhjetori 2018 deri m\u00eb 28 n\u00ebntor 2019, serveri tregoi disponueshm\u00ebri 95.26%<\/a><\/noindex>. Kjo do t\u00eb thot\u00eb se p\u00ebr shkak t\u00eb motit t\u00eb keq, disponueshm\u00ebria p\u00ebr vitin ishte 399 or\u00eb.<\/p>\n
Por n\u00ebse nuk merret parasysh dy muajt e fundit, koh\u00ebzgjatja e papenguar ishte 98.2%, dhe koha e ndales\u00ebs vet\u00ebm 152 or\u00eb, thon\u00eb zhvilluesit. Koha e papenguar ra n\u00eb 80% gjat\u00eb dy muajve t\u00eb fundit, kur konsumimi i energjis\u00eb u rrit p\u00ebr shkak t\u00eb p\u00ebrdit\u00ebsimit t\u00eb softuerit. \u00c7do nat\u00eb faqja u shky\u00e7 p\u00ebr disa or\u00eb.<\/p>\n
Sipas statistikave, p\u00ebr vitin (nga 3 dhjetori 2018 deri m\u00eb 24 n\u00ebntor 2019) konsumimi i energjis\u00eb nga serveri ishte 9.53 kWh. U regjistruan humbje t\u00eb ndjeshme n\u00eb sistemin fotovoltaik p\u00ebr shkak t\u00eb konvertimit t\u00eb tensionit dhe shkarkimit t\u00eb bateris\u00eb. Kontrollori diellor tregoi nj\u00eb konsumim vjetor prej 18.10 kWh, q\u00eb do t\u00eb thot\u00eb se efikasiteti i sistemit \u00ebsht\u00eb rreth 50%.<\/p>\n
\"Serveri
\nShem\u00eb e thjeshtuar. Ajo nuk tregon konvertuesin e tensionit nga 12 n\u00eb 5 volt dhe mat\u00ebsin e amper-or\u00ebve t\u00eb bateris\u00eb.<\/i><\/p>\n
Gjat\u00eb periudh\u00ebs s\u00eb shqyrtuar, 865,000 vizitor\u00eb unik\u00eb hyn\u00eb n\u00eb sit. Duke p\u00ebrfshir\u00eb t\u00eb gjitha humbjet e energjis\u00eb n\u00eb instalimin diellor, konsumimi i energjis\u00eb p\u00ebr \u00e7do vizitor unik ishte 0,021 W\u22c5h. K\u00ebshtu, nj\u00eb kilovat-or\u00eb energji diellore mjafton p\u00ebr t\u00eb mbajtur gati 50,000 vizitor\u00eb unik\u00eb.<\/p>\n
Gjat\u00eb eksperimenteve u testuan panelet diellore t\u00eb madh\u00ebsive t\u00eb ndryshme. Tabela paraqet kalkulimet p\u00ebr koh\u00ebn e nevojshme p\u00ebr t\u00eb karikuar baterit\u00eb e kapacitetit t\u00eb ndrysh\u00ebm me panelet diellore t\u00eb madh\u00ebsive t\u00eb ndryshme.<\/p>\n
\"Serveri
\n
\nMesatarja e konsumit t\u00eb energjis\u00eb s\u00eb serverit n\u00eb vitin e par\u00eb, duke p\u00ebrfshir\u00eb t\u00eb gjitha humbjet e energjis\u00eb, ishte 1,97 W. Kalkulimi tregon se p\u00ebr t\u00eb mbajtur uebsajtin gjat\u00eb nat\u00ebs n\u00eb nat\u00ebn m\u00eb t\u00eb shkurt\u00ebr t\u00eb vitit (8 or\u00eb 50 minuta, 21 qershor) nevojiten 17,40 vat-or\u00eb energji ruajtjeje, nd\u00ebrsa n\u00eb nat\u00ebn m\u00eb t\u00eb gjat\u00eb (14 or\u00eb 49 minuta, 21 dhjetor) nevojiten 29,19 W\u22c5h.<\/p>\n
\"Serveri
\n
\nPasi baterit\u00eb me plumb dhe acid nuk duhet t\u00eb shkarkohen posht\u00eb gjysm\u00ebs s\u00eb kapacitetit, serveri k\u00ebrkon nj\u00eb bateri prej 60 W\u22c5h p\u00ebr t\u00eb kaluar nat\u00ebn m\u00eb t\u00eb gjat\u00eb n\u00eb kushte optimale ndri\u00e7imi gjat\u00eb dit\u00ebs (2\u00d729,19 W\u22c5h). Pjesa m\u00eb e madhe e vitit, sistemi punoi me nj\u00eb bateri prej 86,4 W\u22c5h dhe nj\u00eb panel diellor 50-wat\u00ebsh, duke arritur at\u00eb disponueshm\u00ebri prej 95-98%.<\/p>\n
Disponueshm\u00ebri 100%<\/h1>\n
\nP\u00ebr nj\u00eb disponueshm\u00ebri 100% nevojitet t\u00eb rritet kapaciteti i baterive. P\u00ebr t\u00eb kompensuar nj\u00eb dit\u00eb me mot shum\u00eb t\u00eb keq (pa gjenerim t\u00eb r\u00ebnd\u00ebsish\u00ebm energjie), ne duhen 47,28 vat-or\u00eb (24 or\u00eb \u00d7 1,97 vat) ruajtje.<\/p>\n
Nga 1 dhjetori 2019 deri m\u00eb 12 janar 2020, sistemi u pajis me nj\u00eb bateri 168-wat\u00ebshe me kapacitet praktik ruajtjeje 84 vat-or\u00eb. Ky kapacitet \u00ebsht\u00eb i mjaftuesh\u00ebm p\u00ebr t\u00eb mbajtur sitin n\u00eb funksion p\u00ebr dy net\u00eb dhe nj\u00eb dit\u00eb. Konfigurimi u testua n\u00eb periudh\u00ebn m\u00eb t\u00eb err\u00ebt t\u00eb vitit, por moti ishte relativisht i mir\u00eb - dhe gjat\u00eb k\u00ebsaj periudhe koha e pun\u00ebs pa nd\u00ebrprerje ishte 100%.<\/p>\n
Por p\u00ebr t\u00eb garantuar disponueshm\u00ebrin\u00eb 100% gjat\u00eb disa viteve, do t\u00eb duhet t\u00eb parashikohet dhe skenari m\u00eb i keq, kur moti i keq zgjat p\u00ebr disa dit\u00eb. Kalkulimi tregon: p\u00ebr t\u00eb mbajtur sitin online p\u00ebr kat\u00ebr dit\u00eb me gjenerim t\u00eb ul\u00ebt ose zero energjie, do t\u00eb nevojitet nj\u00eb bateri plumbi me kapacitet 440 vat-or\u00eb, sa madh\u00ebsia e nj\u00eb baterie t\u00eb automobilit.<\/p>\n
N\u00eb praktik\u00eb, n\u00eb kushte t\u00eb mira moti, nj\u00eb bateri plumbi me kapacitet 48 W\u22c5h do t\u00eb mbaj\u00eb serverin gjat\u00eb nat\u00ebs nga marsi deri n\u00eb shtator. Nj\u00eb bateri 24 W\u22c5h do ta mbaj\u00eb serverin maksimumi p\u00ebr 6 or\u00eb, n\u00eb m\u00ebnyr\u00eb q\u00eb ai do t\u00eb fiket \u00e7do nat\u00eb, ndon\u00ebse n\u00eb koh\u00eb t\u00eb ndryshme, n\u00eb var\u00ebsi t\u00eb muajit.<\/p>\n
N\u00eb thelb, disa sitet nuk kan\u00eb nevoj\u00eb t\u00eb funksionojn\u00eb gjat\u00eb nat\u00ebs, kur numri i vizitor\u00ebve \u00ebsht\u00eb minimal, sipas djemve nga Low-tech Magazine. P\u00ebr shembull, n\u00ebse \u00ebsht\u00eb nj\u00eb publikim lokal, ku nuk hyjn\u00eb vizitor\u00eb nga zona t\u00eb tjera kohore, por vet\u00ebm vendasit.<\/p>\n
Kjo do t\u00eb thot\u00eb se p\u00ebr sitet me fluks t\u00eb ndrysh\u00ebm vizitor\u00ebsh dhe disponueshm\u00ebri t\u00eb ndryshme, nevojiten bateri t\u00eb kapaciteteve t\u00eb ndryshme dhe panele diellore t\u00eb madh\u00ebsive t\u00eb ndryshme.<\/p>\n
\"Serveri
\n
\n\"Serveri
\n
\nAutori paraqet nj\u00eb kalkulim se sa energji nevojitet p\u00ebr prodhimin<\/i> e paneleve diellore (energjia e p\u00ebrfaq\u00ebsuar) dhe sa \u00ebsht\u00eb rezultati n\u00ebse e ndan k\u00ebt\u00eb sasi me koh\u00ebzgjatjen e pritshme prej 10 vjet\u00ebsh.<\/p>\n
\"Serveri
\n
\nN\u00eb k\u00ebt\u00eb m\u00ebnyr\u00eb, mund t\u00eb llogaritet ekuivalenti i karburantit fosil t\u00eb harxhuar p\u00ebr prodhimin dhe operimin e paneleve. Sipas Low-tech Magazine, gjat\u00eb vitit t\u00eb par\u00eb t\u00eb funksionimit, sistemi i tyre (panel 50 W, bateri 86,4 W\u22c5h) \"gjeneroi\" rreth 9 kg emetime ose ekuivalenti i djegies s\u00eb 3 litra benzine: p\u00ebraf\u00ebrsisht aq sa nj\u00eb automjet personal p\u00ebr 50 km.<\/p>\n
\"Serveri
\n
\nN\u00ebse serveri nuk furnizohet nga panelet diellore, por nga rrjeti energjitik i p\u00ebrgjithsh\u00ebm, at\u00ebher\u00eb ekuivalenti i emetimeve \u00ebsht\u00eb rreth gjasht\u00eb her\u00eb m\u00eb i ul\u00ebt: 1,54 kg (n\u00eb energjin\u00eb elektrike spanjolle, pjesa e energjis\u00eb alternative dhe centraleve nukleare \u00ebsht\u00eb e lart\u00eb). Por kjo nuk \u00ebsht\u00eb nj\u00eb krahasim krejt i sakt\u00eb, shkruan autori, sepse ai konsideron energjin\u00eb e p\u00ebrfaq\u00ebsuar t\u00eb infrastruktur\u00ebs diellore, por nuk e merr parasysh k\u00ebt\u00eb tregues p\u00ebr rrjetin e energjis\u00eb s\u00eb p\u00ebrgjithsh\u00ebm, q\u00eb do t\u00eb thot\u00eb shpenzimet p\u00ebr nd\u00ebrtimin dhe mb\u00ebshtetje.<\/p>\n
P\u00ebrmir\u00ebsime t\u00eb m\u00ebtejshme<\/h1>\n
\nGjat\u00eb koh\u00ebs s\u00eb kaluar jan\u00eb kryer disa optimizime q\u00eb kan\u00eb ulur konsumimin e energjis\u00eb s\u00eb serverit. P\u00ebr shembull, n\u00eb nj\u00eb moment, zhvilluesi vuri re se 6,63 TB nga nj\u00eb total prej 11,15 TB trafiku gjenerohet nga nj\u00eb implementim i gabuar t\u00eb feed-it RSS, i cili t\u00ebrheq p\u00ebrmbajtjen \u00e7do disa minuta. Pas korrigjimit t\u00eb k\u00ebtij defekti, konsumimi i energjis\u00eb s\u00eb serverit (pa p\u00ebrllogaritjen e humbjeve t\u00eb energjis\u00eb) ra nga 1,14 W n\u00eb rreth 0,95 W. Fitimi mund t\u00eb duket i vog\u00ebl, por ndryshimi prej 0,19 W p\u00ebrkthehet n\u00eb 4,56 vat-or\u00eb p\u00ebr dit\u00eb, q\u00eb p\u00ebrkon me m\u00eb shum\u00eb se 2,5 or\u00eb funksionimi t\u00eb pavarur t\u00eb serverit.<\/p>\n
Gjat\u00eb vitit t\u00eb par\u00eb efi\u00e7enca ishte vet\u00ebm 50%. Humbjet u v\u00ebrejt\u00ebn gjat\u00eb ngarkimit dhe shkarkimit t\u00eb bateris\u00eb (22%), si dhe gjat\u00eb konvertimit t\u00eb tensionit nga 12 V (sistemi fotovoltaik solar) n\u00eb 5 V (USB), ku humbjet arrijn\u00eb deri n\u00eb 28%. Zhvilluesi e pranon se ka nj\u00eb konverter tensioni jo optimal (kontrellor pa USB t\u00eb integruar), prandaj ky aspekt mund t\u00eb optimizohet ose t\u00eb kaloj\u00eb n\u00eb nj\u00eb instalim solar 5V.<\/p>\n
P\u00ebr t\u00eb p\u00ebrmir\u00ebsuar efikasitetin e ruajtjes s\u00eb energjis\u00eb, mund t\u00eb z\u00ebvend\u00ebsohen baterit\u00eb plumb-acid me bateri litium-jon m\u00eb t\u00eb shtrenjta, t\u00eb cilat kan\u00eb humbje m\u00eb t\u00eb ulta gjat\u00eb ngarkimit\/shkarkimit (<10%). Aktualisht, dizajneri po shqyrton nj\u00eb sistem t\u00eb ruajtjes s\u00eb energjis\u00eb n\u00eb form\u00eb t\u00eb ajrit t\u00eb shtrydhur<\/a><\/noindex> (CAES), i cili ka jet\u00ebgjat\u00ebsi dekada, q\u00eb do t\u00eb thot\u00eb nj\u00eb \u201engjyr\u00eb karbonike\u201c m\u00eb t\u00eb ul\u00ebt nga prodhimi i tij.<\/p>\n
\"Serveri
\nNj\u00eb akumulator i kompakt n\u00eb energjin\u00eb e ajrit t\u00eb shtrydhur, burimi<\/a><\/noindex><\/i><\/p>\n
Po shqyrtohet instalimi i nj\u00eb turbin\u00eb t\u00eb shtes\u00eb me er\u00eb (besohet se mund t\u00eb t\u00eb b\u00ebhet nga druri<\/a><\/noindex>) dhe vendosja e nj\u00eb ndjek\u00ebsi solar p\u00ebr t\u00eb kthyer panele drejt diellit. Ndjek\u00ebsi lejon nj\u00eb rritje prej 30% n\u00eb prodhimin e energjis\u00eb elektrike.<\/p>\n
\"Serveri
\n
\nNj\u00eb tjet\u00ebr m\u00ebnyr\u00eb p\u00ebr t\u00eb rritur efikasitetin e sistemit \u00ebsht\u00eb zgjerimi i tij. T\u00eb hostosh m\u00eb shum\u00eb faqe n\u00eb internet n\u00eb server dhe t\u00eb drejtohesh me m\u00eb shum\u00eb servera. K\u00ebshtu do t\u00eb zvog\u00eblohet konsumi i energjis\u00eb p\u00ebr \u00e7do faqe.<\/p>\n
\"Serveri
\nKompania e hostimit solar. Ilustrim: Diego Marmolejo<\/i><\/p>\n
N\u00ebse mbuloni me panele diellore t\u00ebr\u00eb balkonin e apartamentit dhe hapni nj\u00eb kompani hostimi diellor p\u00ebr faqet n\u00eb internet, at\u00ebher\u00eb shpenzimet p\u00ebr \u00e7do klient do t\u00eb jen\u00eb ndjesh\u00ebm m\u00eb t\u00eb ul\u00ebta se p\u00ebr nj\u00eb faqe t\u00eb vetme: kursimi nga shkalla.<\/p>\n
N\u00eb p\u00ebrgjith\u00ebsi, ky eksperiment tregon se, n\u00ebn disa kushte, infrastruktura kompjuterike mund t\u00eb funksionoj\u00eb n\u00eb m\u00ebnyr\u00eb t\u00eb plot\u00eb me burime energjie t\u00eb rinovueshme.<\/p>\n
Teoretikisht, nj\u00eb server i till\u00eb mund edhe t\u00eb mbijetoj\u00eb pa bateri, n\u00ebse e pasqyroni at\u00eb n\u00eb pjes\u00eb t\u00eb tjera t\u00eb bot\u00ebs. P\u00ebr shembull, vendosni pasqyra n\u00eb Zeland\u00ebn e Re dhe n\u00eb Kili. Aty panele diellore do t\u00eb funksionojn\u00eb kur n\u00eb Barcelon\u00eb \u00ebsht\u00eb nat\u00eb.
\n
Burimi: habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"
\u041f\u0435\u0440\u0432\u044b\u0439 \u043f\u0440\u043e\u0442\u043e\u0442\u0438\u043f \u0441\u043e\u043b\u043d\u0435\u0447\u043d\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0441 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u043c \u0437\u0430\u0440\u044f\u0434\u0430. \u0424\u043e\u0442\u043e: solar.lowtechmagazine.com \u0412 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u0435 2018 \u0433\u043e\u0434\u0443 \u044d\u043d\u0442\u0443\u0437\u0438\u0430\u0441\u0442 \u0438\u0437 Low-tech Magazine \u0437\u0430\u043f\u0443\u0441\u0442\u0438\u043b \u043f\u0440\u043e\u0435\u043a\u0442 \u00ab\u043d\u0438\u0437\u043a\u043e\u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0447\u043d\u043e\u0433\u043e\u00bb \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0435\u0440\u0430. \u0417\u0430\u0434\u0430\u0447\u0430 \u0431\u044b\u043b\u0430 \u0441\u043d\u0438\u0437\u0438\u0442\u044c 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\u0441\u0435\u0440\u0432\u0435\u0440 solar.lowtechmagazine.com, \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":40652,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-40651","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Serveri web n\u00eb sht\u00ebpi me energji diellore ka punuar p\u00ebr 15 muaj: koha e aktivitetit 95,26% | 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