Kuramba kwekufamba
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Kuramba kwekufamba

Kutyaira resistors ndiwo anopikisa anopesana nemotokari inofamba uye anopedza mamwe emagetsi emota.

1. Kuramba kwemhepo

Izvi zvinokonzerwa nemhepo inovhuvhuta nekuyerera ichitenderedza mota. Kupikiswa kwemhepo kunoenderana nesimba iro injini yemotokari inofanirwa kushandisa kuitira kuti mota ipinde mumhepo. Inowanikwa chero kumhanya kwemotokari. Iyo yakanyatsoenderana nehukuru hwepamberi pemota "S", iyo coefficient yemhepo inopikisa "cx" uye sikweya yekumhanya kwekufamba "V" (hapana mhepo). Kana isu tichityaira nemhepo kumashure, kukurumidza kukurumidza kwemotokari maererano nemhepo kunoderera, uye nokudaro kushorwa kwemhepo kunodererawo. Mhepo inovhuvhuta ine mhedzisiro.

2. Rolling resistance

Inokonzerwa nekugadziriswa kwevhiri uye mugwagwa, kana mugwagwa wakaoma, inongova deformation yevhiri. Rolling resistance inokonzeresa kuti vhiri riumburuke pasi uye rinoitika kana uchityaira chero ipi zvayo modhi. Iyo yakanyatso kuenzana nehuremu hwemotokari uye rolling resistance coefficient "f". Matai akasiyana ane akasiyana rolling resistance coefficients. Kukosha kwayo kunosiyana zvichienderana nekugadzirwa kwevhiri, kutsika kwaro, uye zvakare zvinoenderana nemhando yenzvimbo yatiri kutyaira. Iyo rolling resistance coefficient inosiyanawo zvishoma nekumhanya kwekutyaira. Izvo zvinoenderanawo neradius yevhiri uye inflation yayo.

3. Kuramba kusimudza

Ichi ndicho chikamu chekutakura chemotokari inofanana nepamusoro pemugwagwa. Saizvozvo, mukwidza (uphill resistance) ndicho chikamu chegiravhiti chinopikisana negwara rekufamba kana motokari ichikwira, kana kuti yakanangana nerwendo kana motokari ichidzika - iri kufamba ichidzika. Simba iri rinowedzera mutoro painjini kana tikakwira tokwidza mabhureki kana tichidzika. Vanopisa pavanenge vachigadzira, izvo zvinoderedza kushanda kwavo. Ichi ndicho chikonzero zvakare nei mota dzinopfuura 3500 kg dzichifanira kudzika mugiya uye dzinofanirwa kunge dzakashongedzerwa nemaretader kuti dzibvise mutoro pamabhureki ebasa. Kukwira kupikisa kunoenderana zvakananga nehuremu hwemotokari uye materu emugwagwa.

4. Kupokana nekukurumidzira - kushorwa kweinertial masses.

Munguva yekuwedzera, simba reinertial rinoita zvinopesana nekutungamira kwekukurumidza, iyo inowedzera nekuwedzera kukurumidza. Inertial kukweva kunoitika nguva yega yega kumhanya kwemotokari. Anoedza kuchengetedza mamiriro emotokari. Motokari painononoka, inokundwa nemabhureki, kana ichiwedzera, injini yemotokari. Kupokana kweiyo inertial mass kunoenderana nehuremu hwemotokari, huwandu hwekukurumidza, giya rakabatikana uye nguva ye inertia yemavhiri uye injini mameseji.

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