Nawa doki daya ke da shi

Lokacin da aka ambaci ƙarfin dawakai a cikin ƙayyadaddun mota, ba a bayyana gaba ɗaya yadda ake auna hakan ba, domin a wasu ƙasashe ƙarfin doki ɗaya ya bambanta da na Turai.

Tarihin bayyanar sashin ma'auni

Har zuwa tsakiyar karni na 18, ana amfani da dawakai don yin aiki tuƙuru. Da zuwan injin tururi, an fara maye gurbin dabbobi da injina, tunda suna da ikon yin ƙari. Mutane da yawa sun yi shakka game da sababbin abubuwa. Wanda ya kirkiro James Watt ya lura da wannan. Don taimakawa al'umma su rungumi fasaha, ya yanke shawarar kwatanta aikin injina da abin da mutane suka saba da shi. Ya yi aiki saboda yanzu sun yi magana game da aikin injin a cikin yaren da ma'aikata za su iya fahimta. Kalmar ta makale kuma har yanzu ana amfani da ita a yau.

Ta yaya ƙarfin dawakai da watts suke da alaƙa?

A cikin International Metric SI tsarin da kuma a Rasha, daya doki yayi daidai da 735,499 watts. Wato, wannan shine kwatankwacin ƙarfin da za'a iya ɗauka daidai gwargwado mai nauyin kilogiram 75 a gudun 1 m / s.

Akwai nau'ikan ƙarfin dawakai da yawa:

• injiniyoyi (745,699 watts, ana amfani da su a cikin Burtaniya da Amurka);
• awo (735,499 W);
• lantarki (746 W).

Saboda ɗan bambanci a cikin ƙima, ƙarfin dawakai daga Turai ba ɗaya bane da na Amurka (1 hp a Amurka yayi daidai da 1.0138 hp daga Turai). Saboda haka, da yake magana game da ikon mota, adadin "dawakai" na wannan misali zai zama dan kadan daban-daban a sassa daban-daban na duniya.

Nawa ne ƙarfin doki ɗaya ke haɓaka?

Lokacin da suka ce mota tana da dawakai 106, mutane da yawa suna tunanin cewa irin wannan ne idan ka ɗauki garken dabbobi iri ɗaya. A gaskiya ma, doki yana ba da ƙarin iko. A cikin ɗan gajeren lokaci, za su iya samar da har zuwa 15, kuma wasu musamman masu karfi wakilai, har zuwa 200 na fasaha.

Me Yasa Doki Ba Ya Daidaita Doki

Kafin ƙirƙirar injin tururi, an ɗaga ganga daga ma'adinan tare da rataye igiya a kan wani shinge kuma an ɗaure da dawakai biyu. An yi amfani da ganga daga 140 zuwa 190 lita. Watt ya ƙididdige cewa kowace ganga tana da nauyin kilogiram 180, kuma dawakai guda biyu suna iya jan shi a cikin gudun kusan mil 2 a cikin sa'a. Bayan yin lissafin, mai ƙirƙira ya sami ainihin ƙimar da ake amfani da ita a yau.

Dokin da Watt ya yi amfani da shi a lissafinsa yana da matsakaicin matsakaici. Don haka kwatanta ƙarfin motoci da dawakai na gaske bai dace ba.

Saboda haka, ƙungiyar ta'addanci ta ƙarshe (OIML) rarrabe wannan rukunin a matsayin ɗaya wanda ya kamata "ya kamata a gabatar da su idan ba a amfani da su ba."

A Rasha, adadin haraji ya dogara da adadin ƙarfin dawakai. Duk da haka, tushen har yanzu makamashin injin a kilowatts. Don juyowa zuwa ƙarfin dawakai, ana ninka wannan ƙimar ta 1,35962 (fadar juzu'i).