Zobrazeno 1 - 10
of 6 259
pro vyhledávání: '"operating conditions"'
Publikováno v:
Механика машин, механизмов и материалов, Iss 4(69), Pp 39-49 (2024)
Operational indicators of wheeled vehicles (WV), consumption of fuel and lubricants, urea, speed of cargo delivery, have always been and remain one of the key factors ensuring their high efficiency. To improve the efficiency of WV, specialists of KAM
Externí odkaz:
https://doaj.org/article/afd08325f8924cc9ae90b45fa4aee625
Publikováno v:
Shanghai Jiaotong Daxue xuebao, Vol 58, Iss 10, Pp 1575-1584 (2024)
Micro direct methanol fuel cell (μDMFC) has the advantages of high energy density, portable use, fast replenishment, and eco-friendliness. However, the practical service life of μDMFC is often limited due to the deterioration of membrane electrode
Externí odkaz:
https://doaj.org/article/546c3c161d1f441a8bd6c57a6203f432
Autor:
Nikolaj Maack Bielefeld, Rasmus Dockweiler Sørensen, Mikkel Jørgensen, Kristoffer Kure, Torsten Berning
Publikováno v:
Hydrogen, Vol 5, Iss 3, Pp 624-643 (2024)
A one-dimensional computational model has been developed that can be used to identify operating conditions for the cathode side of a proton exchange membrane fuel cell such that both the inlet and outlet relative humidity is equal to 100%. By balanci
Externí odkaz:
https://doaj.org/article/d530c6e326404cf38e30168493836a40
Publikováno v:
AgriEngineering, Vol 6, Iss 3, Pp 2694-2717 (2024)
The convective hot-air drying technology can cause physicochemical, nutritional, and organoleptic losses in the mango (Mangifera indica). The present Systematic Review was carried out with the objective of comparing mango dehydration technologies to
Externí odkaz:
https://doaj.org/article/adccc85537ca40ef864c11613612a526
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 70, Iss No 3, Pp 637-642 (2024)
The aim of this article is to present modern methods for analysing the performance of certified measuring instruments. The design of a system for analysing the performance of certified measuring instruments is presented. In the first part, the tradit
Externí odkaz:
https://doaj.org/article/8375911330994491a393df43908c4806
Publikováno v:
Heliyon, Vol 10, Iss 21, Pp e39438- (2024)
Anaerobic ammonium oxidation (anammox) is an energy-efficient technology for wastewater nitrogen removal. However, the byproduct nitrate has hindered development and application of anammox process. Meanwhile, the knowledge of nitrate formation during
Externí odkaz:
https://doaj.org/article/2c76ac7ee9924425a6bdb98c9e5e9a98
Publikováno v:
Kongzhi Yu Xinxi Jishu, Iss 3, Pp 59-65 (2024)
This paper presents a method to establish typical operating conditions for train traction systems by combining site-based short trip analysis with nonparametric tests, in order to overcome various obstacles, such as inadequate efficiency testing resu
Externí odkaz:
https://doaj.org/article/c7f5571f262b4012812cc0efa11ca94c
Publikováno v:
Energy Storage and Saving, Vol 3, Iss 2, Pp 106-152 (2024)
Due to its zero emissions, high efficiency and low noise, proton exchange membrane fuel cell (PEMFC) is full of potential for the application of vehicle power source. Nonetheless, its lifespan and durability remain multiple obstacles to be solved bef
Externí odkaz:
https://doaj.org/article/19f0a0598f0644d2b8aae413dccacb3b
Publikováno v:
Актуальные вопросы пожарной безопасности, Vol 20, Iss 2, Pp 33-38 (2024)
The article deals with the issues of the scope and sequence of fire-technical equipment tests. There is shown the difference in tests within product commissioning and during tests confirming the daily performance of products. There is considered the
Externí odkaz:
https://doaj.org/article/7137dfc92edc43feb9b1693dea85f6a0
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