This article mainly focuses on the same battery system, under the same temperature conditions and water cooling strategy, using environmental chambers of different specifications and sizes, to study the influence of different positions of the air outlet and different test layouts on the electrical performance test results of the battery system. 1. Theoretical Analysis As […]
Author Archives: Malori ya umeme
Preface In recent years, new energy vehicles have been booming under the guidance of national policies. Currently, most electric commercial vehicles, such as pure electric buses, pure electric logistics vehicles, and pure electric road sweepers, adopt pneumatic braking systems and pneumatic door control systems. The electric air compressor system (hereinafter referred to as the electric […]
The adoption of new energy vehicles (NEVs) is reshaping the automotive landscape, with a strong emphasis on eco-friendly materials and reduced emissions. This article delves into the advancements in chassis technology, discussing its evolution, the impact of modern materials and processes, and the critical role of innovative designs in optimizing NEV performance. 1. Evolution of […]
This article explores the constraints on power battery cooling through experimental and numerical studies, focusing on temperature and velocity distribution within microchannel cold plates on square lithium-ion battery cells. The analysis investigates cooling performance at 1C and 2C discharge rates under working temperatures of 5°C, 15°C, and 25°C, using both experimental setups and simulations. Abstract […]
With the rapid development of new energy vehicles (NEVs) and the growing demand for grid energy storage, the need for batteries with higher energy density and greater safety has become increasingly urgent. According to the “Energy-Saving and New Energy Vehicle Technology Roadmap” released by China’s Ministry of Industry and Information Technology (MIIT), single-cell energy density […]
Katika miaka michache iliyopita, umaarufu unaokua wa magari ya umeme (EVs) imeleta umakini kwa baadhi ya sifa zao za kipekee na uchaguzi wa muundo. Mada moja ambayo mara nyingi husababisha udadisi ni kwa nini EVs kwa ujumla hazijumuishi matairi ya vipuri. Nakala hii inachunguza hoja nyuma ya uamuzi huu wa kubuni, Inachunguza suluhisho mbadala zinazotolewa na wazalishaji, na […]
Kuibuka na maendeleo ya magari ya umeme (EVs) kuwakilisha leap muhimu ya kiteknolojia, kuwaweka kama msingi wa usafirishaji wa baadaye. EVS sio njia mbadala ya injini ya mwako wa ndani (BARAFU) magari; Wanajumuisha njia ya mabadiliko ya uhamaji. Lakini kwa nini EVs husifiwa sana na inazidi kuwa maarufu? Chini, Tunashughulikia ufunguo […]
Magari ya umeme (EVs) Uwezo wa teknolojia za kipekee na faida zinazowawezesha kuchangia kikamilifu katika kanuni za frequency ya gridi ya taifa. Mifumo yao ya uhifadhi wa nishati, Kawaida kulingana na betri zenye nguvu ya lithiamu-ion, Inaweza kuhifadhi vizuri na kutolewa nishati kwa muda mrefu. Vifaa na mifumo ya juu ya gari la umeme, EVs hubadilisha nishati ya umeme iliyohifadhiwa kuwa nishati ya mitambo na ufanisi wa kipekee kwa […]
Magari ya umeme (EVs) zimekuwa moja ya uvumbuzi unaoahidi zaidi katika tasnia ya usafirishaji katika miaka ya hivi karibuni. Kuongezeka kwa idadi ya waendeshaji wa jadi, na kampuni kutoka nje ya sekta ya magari, wanaingia katika uzalishaji wa EV. Lakini kwa nini kuna hamu kubwa ya kuzalisha EVs? Nakala hii inaangazia sababu muhimu […]
Magari ya umeme (EVs) zinahitaji matengenezo kidogo kwa sababu ya ujenzi wao rahisi, Vipengele vichache, Urahisi wa matengenezo, na kupunguza uwezekano wa maswala ya kawaida ya mitambo. Tofauti na injini ya mwako wa ndani wa jadi (BARAFU) magari, EVs huondoa vitu vingi ngumu kama vile crankshafts, viboko vya kuunganisha, Pistoni, na mifumo ya sindano ya mafuta. Hii inapunguza sana nafasi ya kushindwa kwa injini. The […]