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Knowledge!Multi-stage centrifugal blower uses and characteristics

1. Fan uses and characteristics 1.1 Fan principle The multi-stage centrifugal blower uses a high-speed rotating impeller to do work on the gas, which increases the gas pressure and speed. The gas with a certain pressure flows out from the edge of the impeller at a higher speed and flows into the diffuser. The gas speed decreases and part of the kinetic energy of the gas is It is converted into potential energy, so that the pressure of the gas continues [...]

Knowledge!Common faults diagnosis and troubleshooting measures of variable frequency motor

1. Characteristics of Variable Frequency Motors 1.1 Electromagnetic Design For ordinary asynchronous motors, the performance parameters considered during variable frequency motor design are overload capacity, starting performance, efficiency, and power factor. However, for variable frequency motors, the key issue to be addressed is how to improve the motor’s adaptability to non-sinusoidal power sources because the critical slip ratio is inversely proportional to the power supply frequency, allowing the motor to start directly when the critical slip ratio approaches 1. Therefore, less [...]

Knowledge!Five Common Leak Detection Methods for High Efficiency Filters

As one of the items of clean room inspection, leakage testing of high-efficiency filters has received more and more attention since the implementation of the 2010 version of GMP. It has now become a mandatory inspection program for pharmaceutical companies, and there are more and more units in hospitals, electronics, food, cosmetics and other industries that conduct leakage testing of high-efficiency filters. The following is to give you a specific introduction to the method of high-efficiency filter leakage detection. 1. [...]

Knowledge!Analysis on air conditioning circulating water system

(1) Overview of HVAC circulating water system With the continuous development of my country’s economy and people’s increasing requirements for the comfort of the living environment, heating, ventilation and air conditioning (HVAC) is becoming more and more popular in commercial and civil buildings. HVAC includes heating, ventilation, and air conditioning. Compared with traditional air conditioners, in addition to heating and cooling functions, it can effectively improve indoor air quality and prevent the occurrence of air conditioning diseases. Its circulating water [...]

New Order!Centrifugal fans exported to Thailand

Recently, ZIBO DECENT MACHINERY successfully signed a 160KW ID fan purchase contract with a customer in Thailand. After recent production and transportation, the fan was finally successfully shipped to the customer’s project site. This marks a new milestone in the cooperation between the two parties in the field of industrial ventilation equipment. It is understood that this 160KW Kiln tail exhaust is a high-performance centrifugal fan customized by ZIBO DECENT MACHINERY for customers based on years of experience accumulation and technology research and development. Its [...]

Knowledge!ZJT intelligent local fan ventilation system

ZJT intelligent local fan ventilation system is an advanced and reliable mine ventilation monitoring system. It can realize remote control of the fan, monitor various parameters of the fan online, and can alarm when limits are exceeded. The amount of air supply is determined through underground sensors and underground parameters, solving the problem of on-demand air supply from local ventilators in mines, achieving safe, efficient, automatic and rapid gas discharge, and saving energy. When the main air supply circuit [...]

Knowledge!High Temperature Fan Centrifugal Fan: Working Principle and Precautions

With the continuous development of industrial production, high temperature centrifugal fans are increasingly used in various fields. As an efficient and reliable ventilation equipment, high temperature centrifugal fans are widely used in many fields. This article will introduce the working principle and precautions of high-temperature centrifugal fans. 1. Working principle The working principle of the centrifugal fan is to use centrifugal force to suck gas from the center and discharge it outward. Specifically, when the motor drives the impeller to rotate, [...]

Knowledge!Ultra-fine mist cannons introduced, effectively reducing airborne dust concentration

A new type of ultra-fine mist cannon has recently been introduced to the market, attracting widespread attention in the industry. Equipped with water quality optimization systems, distribution systems, quantitative output modules, system boost modules, system pressure modules, variable frequency adjustment devices, and electronic control systems, this mist cannon efficiently treats micrometer-sized droplets, effectively eliminating high concentrations of dust particles in the air. Additionally, the product utilizes turbocharging technology to disperse the mist droplets over a wider range, creating multi-angle mist [...]

Knowledge!The Successful cases of transformation and upgrading

The original fan vibrates heavily and requires anchor bolts, has high noise, requires water cooling, has a high failure rate and is inconvenient to maintain; it does not have a frequency conversion function to adjust the flow rate, and consumes a lot of electricity; DECENT multi-stage centrifugal fans have high efficiency, low noise, no water cooling, no anchor bolts, high efficiency and energy saving, saving more than 20% energy for users; the fan life span is more than 15 years, [...]

Knowledge!Understanding Industrial Dust Collectors: The Key to Clean and Healthy Work Environments

Industrial dust collectors play a vital role in maintaining clean and healthy work environments. These systems are crucial to ensuring worker safety and productivity, as well as protecting the environment. In this article, we will look at the importance of understanding industrial dust collectors and how they contribute to clean and healthy work environments. Firstly, industrial dust collectors are designed to capture and filter out airborne dust particles and other pollutants generated during production processes. Such particles can be harmful [...]