Abstract: This paper introduces the application of ABB ACS-510 frequency converter in thermal network and provides a method to control frequency converter using Modbus. Keywords: Inverter square load 1 Introduction Heating network with heating effect, pollution-free and so on, the thermal station.......
Profile UniSite was established in 2008, dredging relevant products manufacturing & supplying since 2005 Starting from steel pipes, now products range covering steel construction, machining parts, iron/steel casting, sheet pile/piling pipes... Provide comprehensive service for dredgin.......
Submersible pump failure and maintenance Submersible pump is composed of asynchronous motor and pump, widely used in agricultural irrigation and drainage and industrial water supply industry. A dry, oil-immersed, water-cooled, and so on. Due to the long-term dive into the water pump work, coupled w.......
One of our customers, Mr. Guo who is mainly engaged in the provision of customized glass screen, or mobile phone touch screen for the mobile phone manufacturers, had used CNC+diamond cutter for the cutting at the very start. However the direct contact with the glass screen would easil.......
Researchers at the AIMEN Technology Center in Spain recently demonstrated new technology for ultra-high speed laser processing of graphene materials that makes it possible to produce graphene on a large scale. Relevant research papers published in the "Applied Physics Letters". Graphene.......
Measure distances in many situations with this 2-in-1 laser tape measure. Use the 16' tape for shorter measurements, and the 200' laser for long distances. 2 TOOLS IN 1- The Tape with Laser Measure combines a 200ft laser distance meter with a 16ft tape measure Will be .......
In recent years, the power quality control technology of power distribution system has made great strides. Among them, the most influential ones are DSTATCOM, APF and power system data Monitoring (SCADA), Dynamic Voltage Regulator (DVR). (A) distribution system static var compensation (DSTATCOM) .......
The 81st National Auto Parts Fair was held from April 21 to 23 at the Nanning International Convention and Exhibition Center, attracting many auto parts manufacturers and professional auto parts buyers from Nanning, the National Auto Parts Fair (hereinafter referred to as the National Auto Parts .......
Rolled steel rolling process for the continuation of the process and reducing fixed. Steel rolling is a process of moving together by steel and mandrel in multiple racks, steel deformation and movement as well as by common action rolls and m.......
Ambient air VOCs commonly used monitoring methods? Atmospheric VOCs monitoring methods mainly include offline technology and online technology, these technologies usually include sampling, preconcentration, separation and detection of several processes. VOCs in the air sampling can be divided in.......
After more than a year of hard work, Jiangsu University and Jiangsu Province Water Conservancy Technology Consulting Center researcher team successfully developed 12 different than the speed of the axial flow pump model, all recently passed the Ministry of Water Resources and other organizations of .......
YCB stainless steel arc gear pump shaft seal is designed in two forms. YCB stainless steel arc gear pump for conveying solid particles and fibers do not contain, non-corrosive, the temperature is not higher than 200 ℃, the viscosity of 5 × 10-6 ~ 1.5 × 10-3m2 / s (5-1500cSt) of lubric.......