April 25, 2023

Many types of centrifugal pumps, but the same principle of work, the structure is similar. The main components are the rotating impeller and the fixed pump housing. The impeller is a component that d

April 24, 2023

Abstract: At present, in ground-source heat pump air-conditioning systems, the volume of water normally supplied by a deep well pump can meet the required water quantity of two or more heat pump unit

April 23, 2023

2008 Refrigeration Pumps and Pumps Tender Documents [11] Tender No .: (PL08001) Tender Unit: Hangzhou Wahaha Group Co., Ltd. January 16, 2008 Contents The first part --------------- -----------------

April 22, 2023

There are many miniature vacuum pumps, micro air pump, micro gas sampling pump, micro gas circulation pump, miniature suction pump, micro suction pump, mini pump, miniature pump, miniature high press

April 21, 2023

Environmental protection (such as automobile exhaust testing, laboratory gas composition analysis, etc.) often need to use gas sampling analysis, the micro-vacuum pump, miniature pump, miniature pump

April 20, 2023

The working principle of the cam pump: The structure of the cam pump The characteristics of the cam pump: TLB stainless steel cam rotor pump (Roots-type infusion pump) Main features: long service lif

April 19, 2023

Centrifugal Pump Pump Energy Loss Centrifugal pump mechanical energy obtained from the prime mover, only part of the energy converted to liquid, while the other part of the loss due to pump consumpti

April 18, 2023

Centrifugal pump classification 1. Dynamic pump Dynamic pump is through the high-speed rotating impeller or high-speed motion of the fluid energy is applied to be fed continuously to the liquid in th

April 17, 2023

Pump bidding documents, refrigeration pumps and pump tenders Tender Notice By the Wahaha all the relevant commissioned by the company, Hangzhou Wahaha Group Co., Ltd. organized the room refrigeration

April 16, 2023

Centrifugal pump due to simple structure, high efficiency, flow, pulsation, low price and widely used, accounting for all the workers, agricultural pumps more than 80 percent. Common features: Simple

April 15, 2023

First, the control cabinet maintenance: 1) to maintain indoor ventilation, dry. 2) Regularly check the control cabinet to indicate whether there is power supply, the voltage is 380V. 3) Regular power

April 14, 2023

Circulating pump makeup pump control device operation instructions The power line and the motor line are connected after the following operation. Operation flow: 1, close the circuit breaker switch.

April 13, 2023

The working principle of rotary vane vacuum pump is shown in the figure as the working principle of rotary vane vacuum pump. The rotary vane pump is mainly composed of stator, rotor, rotary vane,

April 12, 2023

Pump selection basis, should be based on process, water supply and drainage requirements, to be considered from five aspects, both liquid delivery capacity, device lift, liquid properties, piping lay

April 11, 2023

Heat pump dedicated pressure regulating valve for direct heat pump advantages: 1, quickly adjust the equilibrium pressure between refrigerant system and waterway system. Pressure control valve for he

April 10, 2023

Submersible sewage pump is a pump and motor Siamese, and at the same time submerged work under the pump products, and general horizontal or vertical sewage pump, submersible sewage pump has the obviou

April 09, 2023

Submersible sewage pump is a pump and motor Siamese, and at the same time submerged work under the pump products, and general horizontal or vertical sewage pump, submersible sewage pump has the obviou

April 08, 2023

Meeting Time: September 26, 2008 08:30 am - 17:00 pm Meeting Venue: Huasheng Hot Spring Hotel Beijing Organizer: Geothermal Professional Committee of China Energy Research Association Beijing New Ener

April 07, 2023

Volumetric pump specialists ROBBINS & MYERS have introduced a non-intrusive pressure sensor that protects the pump under dry operating conditions and under high pressure conditions. Designed to fi

April 06, 2023

A Niigata 11FB concrete pump in use appears to be weak in pumping, when the pressure on the pressure gauge slowly rises to 1/3 of the maximum pressure and then slowly drops to zero. The pump truck is

April 05, 2023

Anhui Sanlian pump the first large-diameter high-efficiency wear-resistant dredging pump (ASP1050-700-WNB), after a lapse of just four months finally released. Industrial operation shows that: the pum

April 04, 2023

Mexico's Ministry of Energy has released the official draft standard PROY-NOM-004-ENER-2005 on the limits and methods for measuring the energy efficiency of clean water pumps and electric pumps

April 03, 2023

For the majority of water supply enterprises, the accident occurred the most, has a direct impact on water supply, and the most affected site is the pressurized water pump plant, pump room accident

April 02, 2023

One of the major production costs of rod pumping is the cost of getting down and repairing sucker rods, pumps and tubing. Many wells are inefficient due to over-frequency detection of the pump, espe