What is excitation, excitation current, what is the difference between motor and generator

4 answer

What is the main function of setting up cold iron in casting process design?

2 answer

How to calculate the pitch and pitch of gear pitch?

3 answer

Deep groove ball bearing production process

3 answer

What is motor operated valve (MOV) please answer me if anybody have experiance in instrumentation filed?

5 answer

What material filter cloth does the sewage treatment plant of the chemical plant use?

3 answer

Any 220V ac motor can be reversed?

4 answer

Question about bearings?

1 answer

National standard for plain bearings

1 answer

how tight should the nut that holds the wheel bearings on a trailer be?

5 answer

In the mechanical design process, those areas should be designed to fillet. When will it be designed to chamfer? 10

4 answer

Differences and connections between fasteners and seals

3 answer

What is the meaning of the model 32318 of cylindrical roller bearings?

3 answer

Classification of machine tool accessories for machine tool accessories

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How accurate is the metering pump?

3 answer

What effect does the flat gate of DN1200 gate valve have on the gasket?

3 answer

What is the name of the day pump and ground pump? Specific introduction

3 answer

Double floor sewage pump circuit diagram of a small problem

3 answer

Sprinkler valves make loud "squeak" noise?

2 answer

In the calculation of the design of the gear transmission ratio, why not round?

3 answer

The basic idea of mechanical parts design is briefly introduced

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How is the oil groove of the plain bearing processed?

3 answer

Hydraulic oil? Refrigerant? Brake night? What are they? What's the function of it?

3 answer

Which pressure is the cylinder or hydraulic cylinder?

3 answer

How to choose the motor and reducer?

3 answer

do you slow down for speed bumps?

5 answer

What does axle control and frame control of locomotive mean?

3 answer

water heater leaking around pressure release valve?

4 answer

What is the gear oil density?

3 answer

What is the HS code for the plastic impeller? Do you want to do the inspection?

3 answer