2015年3月10日星期二

liftstar electric stacker The use of electric forklifts prone environments at high temperatures

Electric forklifts in high temperature environment, the temperature difference between the heat of the engine cooling system is small, poor cooling, engine prone to Electric store Positioner overheating. In the hot summer, due to high outside temperature, engine coolant temperature difference becomes smaller and the atmosphere, causing the cooling system cooling becomes small, so that the engine overheating, which will appear the following series of questions.
1, the engine temperature is higher filling ratio decreased, the smaller the air density, the actual intake air of the engine is reduced. Since the engine overheating, the hood inner temperature higher and reduce engine inflatable capability, both the pneumatic coefficient decrease. Resulting in decreased engine power, so that cars with weakness. While the mixture is relatively thickened, vehicle exhaust emissions of harmful substances concentration increases, increasing environmental pollution.
2, the engine combustion is not normal atmospheric temperature is high, into the cylinder mixture temperature is high, causing the engine temperature increases, and low cooling efficiency of the radiator, the engine is in an overheated state, the combustion chamber unburned mixture accept more heat, increasing flame before reaction, prone to detonation. At the same time accumulated in various parts of the combustion chamber, the hot spot of coke formation, easy to produce abnormal combustion, increased engine overheating, creating a vicious cycle in which Electric Hand Pallet Jacks the relevant components (such as cylinder heads, etc.) produce thermal deformation, cracks or damage.
3, prone to puncture the truck running, high ambient temperatures, tire heat slowly overheat easy to make pressure is too high, causing the tire burst. The faster the speed, the greater the heat generated by the tire, more prone to puncture.
4, braking performance declined truck braking effectiveness will decrease with increasing temperature. Forklift hydraulic brake system, brake fluid vapor lock phenomenon may occur at high temperatures. In frequent braking, brake fluid temperature rises, easily lead to expansion of the cup; vapor lock brake fluid, brake performance degradation, affecting safe operation.
5, easy to damage the battery temperature is high, the electrochemical reaction of the battery faster, electrolyte evaporation fast, easy to damage the plate, while prone to Rider Pallet Truck overcharge, seriously affecting the battery life.

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