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  • Mar
    27
    When the weather gets warmer, you must pay attention to cooling the generator set
    Three months have passed since 2015 and the weather has become warmer. Haixing Generator Group reminds you that too high temperature will affect the operation of the generator set! Especially for machines that operate continuously, they may even explode if unattended. Cooling the generator set is the top priority in warming the weather, so how does the Haixing generator set cool down?
  • Mar
    12
    What is a new economical diesel generator set?
    Economical and affordable are often the ultimate goal pursued by customers. As we all know, the economical unit in the traditional concept refers to power generation equipment with low power, low fuel, low faults, and long-term operation. It can be seen that traditional diesel generator sets can no longer meet the market. However, with the emergence of truly efficient and economical diesel generator sets, how much do you know? Let’s learn about what a new economic diesel generator set is, following Haixing Power. Haixing Power's economical series diesel generator sets are new products launched for the Chinese market or other developing markets based on the world's latest power concept. This diesel generator set has the advantages of diversification and flexible combination and combination based on the low consumption and high returns of traditional economic generator sets. Being able to customize your own products for customers according to the needs of different customers, allowing customers to get the greatest return at the lowest cost. Thus improving
  • Feb
    05
    Will diesel generator sets generate shaft voltage?
    Recently, some customers have become interested in the shaft voltage of diesel generator sets. In this regard, Haixing will give you a comprehensive introduction to what shaft voltage is and why the generator set produces shaft voltage, thereby deepening your understanding of the generator set. The shaft voltage refers to the voltage generated between the two bearing ends of the motor or between the motor shaft and the bearing when the generator is running. The generator shaft voltage always exists, but is generally not high. However, when the insulation pad loses its effect due to oil stains, damage or aging, the shaft voltage is sufficient to break through the oil film between the shaft and the bearing and discharge occurs. Over time, the lubricating and cooling oil will gradually deteriorate. In severe cases, the rotating shaft and bearing shells will burn out, causing shutdown. Why does the generator set generate shaft voltage? This is due to the imbalance of the stator magnetic field of the generator, and an induced potential is generated on the generator's rotation axis. The reason for magnetic field imbalance is generally because the local magnetic resistance of the stator core is large (for example
  • Dec
    23
    The function of emergency diesel generator sets has attracted much attention
    Diesel generator set technology plays an important role in the fields of public safety and energy security in China. Generator sets are also equipped in high-rise buildings, entertainment venues, highway construction, and even important communication facilities, nuclear power plants, hospitals, industrial manufacturing plants, hotels and office buildings. Among them, emergency generator sets are favored by many industry fields. What exactly is the reason that emergency generator sets attract much attention? Haixing will give you a detailed introduction here. copyright by:www.hxdlkj.com First of all, the emergency generator set has self-starting and fully automatic functions, which can run quickly after a power outage of the mains, making it safer and more reliable. Specifically, the control of the emergency generator set has a fast self-starting and automatic input device. When the main power supply fails and loses power, the emergency unit should be able to start up quickly to restore power supply. When the main power supply of an important project is powered off, it will be 3-5 seconds after
  • Dec
    11
    Why does the generator set get thermal runaway?
    Thermal runaway in the generator set refers to the phenomenon that when the battery is charged at a constant voltage, the floating charging current and temperature of the battery undergo an accumulated mutual increase, resulting in the battery being damaged due to excessive temperature. When this phenomenon occurs, it may foreshadow problems inside the equipment. Therefore, everyone needs to understand the causes of thermal out of control in order to further troubleshoot the faulty parts. copyright by:www.hxdlkj.com 1. Oxygen complex reaction exothermic. The oxygen composite reaction of the oxygen produced by the positive electrode at the negative electrode is an exothermic reaction. If the heat emitted by the reaction cannot be released, the temperature of the battery will increase. 2. The battery structure is not conducive to heat dissipation. The structural characteristics of valve-controlled sealed lead-acid batteries are sealed, lean electrolyte, tightly assembled with ultra-fine glass fiber diaphragm, which are not conducive to heat dissipation, that is, this battery is not like a liquid-rich battery, which can pass through exhaust gas, a large amount of electrolyte and electrodes.
  • Nov
    27
    How to carry out electrical maintenance of diesel generator sets
    The main purpose of conducting electrical maintenance of diesel generator sets is to determine whether the unit is in good operating state. So what are the specific steps of electrical maintenance work? Haixing has compiled some of the following content for everyone. All screens that can be locked should be locked during operation. The key is controlled by a dedicated person. Do not leave the key in the keyhole. In an emergency, all personnel must be able to use the correct method of treating electric shock. It is best if the staff is trained and approved. Insulation tools must be used regardless of who is connecting or disconnecting any part of the circuit while operating. Before turning on or off the circuit, the circuit must be ensured to be safe. Metal objects are not allowed to be placed on the engine starting motor battery or on the wiring terminals. In addition, while complying with the standard maintenance steps, you also need to pay attention to the safety of maintenance operations. During the electrical maintenance process, you should also pay attention to prevention.
  • Nov
    14
    What causes mechanical failure of the crankshaft of the generator set
    Some users reported that when the generator set start switch is pressed, the unit itself has a response, but the crankshaft cannot rotate, which causes the entire unit to fail to start. Haixing reminds everyone that it is necessary to consider whether it is caused by a crankshaft mechanical failure. There are many reasons for crankshaft failure, mainly three. You can check and find out the root cause. 1. Poor meshing between the unit and the flywheel teeth. The ring gear and the starter gear will impact when starting the engine, causing damage to the teeth or wear on one side of the teeth. If the teeth are damaged or worn seriously for more than three consecutive years, it will be difficult for the starter gear to mesh the teeth of the ring gear. 2. Stick the cylinder. When the engine temperature is too high, the engine stops and turns off, making it difficult to dissipate heat. The piston ring at high temperature is stuck to the cylinder and cannot be started after cooling. 3. Crankshaft lock. Due to a faulty lubrication system or lack of oil, the sliding bearings are caused to dry friction, resulting in the crankshaft being locked and unable to start. If you
  • Oct
    31
    Starting conditions of generator set
    The weather is getting colder and winter is approaching. Many users and friends are starting to have headaches again. Starting difficulties are not a big problem, but they will also cause some trouble to the operation of the equipment. Therefore, we must learn to change the starting conditions of the generator set. There are three main contents to refer to: copyright by: www.hxdlkj.com 1. The decompression method uses the method of reducing the pressure of the intake or exhaust valve of the diesel engine to reduce the compression ratio, thereby reducing the starting resistance, and starting the diesel engine. This method is used more frequently in winter. For some small diesel engines, manufacturers generally design special pressure reducing devices to reduce the resistance during starting. 2. Preheating method. The methods for preheating diesel engines generally include air preheating, engine oil preheating and cooling water preheating. No matter which method is used for preheating, it must be determined based on specific conditions. 3. Use large snails
  • Oct
    24
    Simple troubleshooting of water leakage in generator set water pump bearing
    During the operation of the generator set, the operator will check the equipment status regularly and keep relevant records. Among them, the problem of water pump bearing leakage is one of the common faults. Let’s learn how to troubleshoot this fault with Haixing Power. This kind of fault is generally caused by damage to the water seal. Troubleshooting water leakage in the water pump bearing: 1. Check the overflow hole on the fresh water pump housing and find that the overflow hole is blocked by a wooden rod. After clamping it out with pliers, the cooling water leaks out from the overflow hole, and the bearing overflow disappears. When the overflow hole is blocked by the wooden rod, the pressure is generated due to the rotation of the water pump impeller, which eventually causes the cooling water to be sprayed out from the water pump bearing gap. After removing the wooden rod, the cooling water left in the water seal leaks directly from the overflow hole in the pump housing. 2. After shutting down the machine, the water seal was dismantled and inspected. It was found that the water seal was damaged. After replacement, the water leakage of the fresh water pump disappeared. Stop is involved in troubleshooting
  • Oct
    17
    The relationship between water temperature and season of generator set
    In summer, Haixing constantly reminds everyone about the issues of heat dissipation and cooling water. In fact, cooling water has a lot to do with the season. Let’s follow the staff to see how cooling water changes with the season. copyright by:www.hxdlkj.com The temperature in winter is low, the ambient temperature of the generator set is also low, and the temperature of the coolant will also be very low, so the temperature of the coolant will rise a little slower. For example, when the Cummins generator set exerts the maximum effective power, the temperature of the coolant should be around 80°. Therefore, when using generator sets in winter, the water temperature is around 80°. The temperature is high in summer, and some areas may even experience high temperatures above 40°. The coolant of the generator set rises very quickly in such high temperature seasons. The generator set is prone to cause cylinder pulling accidents at 100° water temperature, so the generator set has coolant exceeding 95°
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