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  • Mar
    12
    What is a new economical diesel generator set?
    Economical and affordable is often the ultimate goal pursued by customers. As we all know, the economic unit in the traditional concept refers to power generation equipment with low power, less fuel, low failure, and long-term operation. It can be seen that traditional diesel generator sets can no longer satisfy the market. However, with the advent of truly efficient and economical diesel generator sets, how much do everyone know? Let’s follow Haixing Power to learn what a new economical diesel generator set is. Haixing Power's economical series diesel generator sets are new products launched for the Chinese market or other developing markets based on the latest power concepts in the world. On the basis of low consumption and high profits of traditional economical generator sets, this diesel generator set has the advantages of diversified types and flexible combinations. We can customize our own products according to the needs of different customers, allowing customers to get the maximum return at the lowest cost. thereby improving
  • Feb
    05
    Does a diesel generator set produce 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 generates shaft voltage, so as to deepen everyone's understanding of the generator set. Shaft voltage refers to the voltage generated between the two bearing ends of the motor or between the motor shaft and the bearings when the generator is running. The generator shaft voltage always exists, but it is generally not high. However, when the insulating pad is oily, damaged or aged, etc. When it loses its function, the shaft voltage is enough to break down the oil film between the shaft and the bearing and discharge occurs. Over time, the quality of the lubricating and cooling oil will gradually deteriorate. In severe cases, the rotating shaft and bearing bushes will be burned out, causing shutdown accidents. Why does the generator set generate shaft voltage? This is due to the unbalanced magnetic field of the stator of the generator, which generates an induced electromotive force on the rotating shaft of the generator. The reason for the unbalanced magnetic field is generally due to the large local magnetic resistance of the stator core (for example
  • Dec
    23
    The functions of emergency diesel generator sets have attracted much attention
    Diesel generator technology plays an important role in the fields of public safety and energy security in China. Generators 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 which emergency generator sets are favored by many industries. What is the reason why emergency generator sets attract so 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, so that it can run quickly after a power outage, making it safer and more reliable. Specifically, the control of the emergency generator set has fast self-starting and automatic input devices. When the main power supply fails and the power is cut off, the emergency unit should be able to quickly self-start to restore power supply. When the main power supply of an important project is cut off, it will take 3-5 seconds to confirm the
  • Dec
    11
    Why does a generator set experience thermal runaway?
    Thermal runaway of the generator set refers to the cumulative mutual growth between the battery's float current and temperature during constant voltage charging, resulting in battery damage due to excessive temperature. When this phenomenon occurs, it may indicate a problem within the equipment. Therefore, everyone needs to understand the cause of thermal runaway in order to further troubleshoot the faulty component. copyright by:www.hxdlkj.com 1. Oxygen recombination reaction releases heat. The oxygen recombination reaction of the oxygen produced by the positive electrode at the negative electrode is an exothermic reaction. If the heat released by this reaction cannot be released, it will increase the temperature of the battery. 2. The battery structure is not conducive to heat dissipation. The structural characteristics of valve-controlled sealed lead-acid batteries are sealing, poor electrolyte, and tight fit with ultra-fine glass fiber separators, which are not conducive to heat dissipation. That is, this battery cannot pass through exhaust gas and a large amount of electrolyte like a flooded battery. Heji
  • Nov
    27
    How to perform electrical maintenance on diesel generator sets
    The main purpose of performing electrical maintenance on a diesel generator set is to determine whether the unit is in good operating condition. So what are the specific steps for electrical maintenance? Haixing has compiled the following content for you. All screens that can be locked should be locked during operation, and the key should be held 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. Personnel engaged in this work should preferably be trained and recognized. Whoever is working on connecting or disconnecting any part of an electrical circuit must use insulated tools. Before connecting or disconnecting a circuit, the safety of the circuit must be ensured. Do not allow metal objects to rest on the starter motor battery or remain on the terminals. In addition, while complying with standard maintenance procedures, everyone also needs to pay attention to the safety of maintenance operations. Everyone should also pay attention to precautions during electrical maintenance.
  • Nov
    14
    What causes mechanical failure of the crankshaft of the generator set?
    Some users have reported that when the generator set start switch is pressed, the unit itself responds but the crankshaft cannot rotate, causing the entire unit to fail to start. Haixing reminds everyone that at this time, you need to consider whether it is caused by a mechanical failure of the crankshaft. There are many reasons for crankshaft failure, and there are three main reasons. You can compare them to find out the root cause. 1. There is poor meshing between the unit and the flywheel teeth. The ring gear and starter gear will collide when starting the engine, causing tooth damage or single-sided wear of the teeth. If more than three teeth in a row are damaged or severely worn, it will be difficult for the starter gear and ring gear teeth to mesh. 2. Sticky cylinder. When the engine temperature is too high, the engine stalls and the heat is difficult to dissipate. The piston rings at high temperatures adhere to the cylinder and cannot be started after cooling. 3. The crankshaft is locked. Due to a failure in the lubrication system or a lack of engine oil, the sliding bearing causes dry friction, which eventually locks the crankshaft and prevents it from starting. If you
  • Oct
    31
    Starting conditions of the generator set
    The weather is getting colder and winter is approaching. Many users are beginning to have headaches due to difficulty in starting. Difficulty in starting is not a big problem, but it will also bring some trouble to the operation of the equipment, so we must learn to change the generator set. For the starting conditions, there are mainly three aspects for reference: copyright by: www.hxdlkj.com 1. Pressure reduction method, which uses the method of decompressing the intake valve or exhaust valve of the diesel engine to reduce the compression ratio, thereby reducing the starting resistance. , start the diesel engine. This method is used more in winter. For some small diesel engines, manufacturers generally design special pressure reducing devices to reduce resistance during starting. 2. Preheating method. Methods for preheating diesel engines generally include air preheating, oil preheating and cooling water preheating. No matter which method is used for preheating, it must be determined according to specific conditions. 3. Use large snails
  • Oct
    24
    Simple troubleshooting of generator set water pump bearing leakage
    When the generator set is running, the operator will regularly check the status of the equipment and make relevant records. Among them, the problem of water pump bearing leakage is one of the common faults. Follow Haixing Power to learn how to troubleshoot this fault. This kind of failure is generally caused by damage to the water seal. The troubleshooting method for water pump bearing leakage is as follows: 1. Check the overflow hole on the fresh water pump housing. It is found that the overflow hole is blocked by a wooden rod. Use pliers to clamp it out and cool it. Water leaks from the overflow hole, and the bearing overflow phenomenon disappears. When the overflow hole is blocked by a wooden stick, the rotation of the water pump impeller generates pressure, which eventually causes the cooling water to spray out from the gap between the water pump bearings. When the wooden rod is taken out, the cooling water left in the water seal leaks directly from the overflow hole on the water pump housing. 2. After shutdown, the water seal was disassembled and inspected, and it was found that the water seal was damaged. After replacement, the leakage of the fresh water pump disappeared. Troubleshooting involves stopping
  • Oct
    17
    The relationship between the water temperature of the generator set and the season
    In the summer, Haixing constantly reminds everyone about the issues of heat dissipation and cooling water. In fact, the relationship between cooling water and seasons is not small. Let’s follow the staff to see how the cooling water changes with the seasons. copyright by:www.hxdlkj.com In winter, the temperature 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 of the generator set will rise slower. For example, the Cummins generator set will be most effective. At high power, the coolant temperature should be around 80°. Therefore, when using the generator set in winter, the water temperature standard is around 80°. The temperature in summer is relatively high, and in some areas there may even be high temperatures above 40°C. The temperature of the coolant of the generator set rises rapidly during such high temperature seasons. The generator set is likely to cause a cylinder accident when the water temperature is 100°C, so the generator set will be cooled when the coolant exceeds 95°C.
  • Sep
    28
    Ventilation and dust have an impact on the operation of the generator set
    Sometimes many netizens will personify the generator set, and people rely on fresh air to survive. Does the generator set also put forward requirements for air? Haixing Power believes that such doubts may be related to the severe haze weather, and everyone will feel that the haze affects the operation of the equipment. In fact, this understanding is not unreasonable. Too many impurities in the air can not only harm people's health, but also cause failure and damage to diesel generator sets. The quality and circulation of the air play a decisive role in the diesel generator set, and we must pay attention to it during use. If the generator set is used indoors, we must ensure that there is enough fresh air. If the machine room is too tightly sealed, it will lead to poor air circulation, which will not only affect the diesel combustion rate of the diesel engine, but also reduce the cooling effect of the unit. The inlet cooling cannot be achieved, the heat generated by the unit cannot be discharged, and the temperature in the machine room will will gradually
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