Search results for keyword: estimation
estimation Method of Bearing Fatigue Life
Estimating the Fatigue Life of Bearings
Introduction
The fatigue life of bearings is an important issue for many industries and applications. The primary aim of this paper is to present an overview of the current understanding of the fatigue life of bearings, as well as a review of the most comm......
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Umbrella Rotary Top Technical Parameters
Parasol type rotary top technology parameters
The parasol type rotary top is an important tool for engineering technicians and engineers to accurately measure the horizontal displacement of construction items. The parasol type rotary top can also be used to measure the tilt of transmission str......
Simple estimation Method of Pump Head
Abstract
Water pumps are an essential piece of machinery whenever large scale water movement is needed. Estimating the rise of a water pump is a key step in ensuring it functions correctly. This paper proposes an elementary method to estimate the rise of a water pump using basic physical principl......
A Practical estimation Method for Chilled Water Pump Head
estimation Method of Displacement for Refrigeration Water Pumps
Water pumps are an essential component of the refrigeration system. The displacement of the water pumps affects the system performance; thus, a proper estimation and selection of suitable pumps is essential. This paper discusses the ......
GB 15322-94 Technical requirements and test methods for combustible gas detectors
GB 15322-94 Combustible Gas Detectors Technical Requirements and Test Methods
It is most important to detect combustible gases in various industrial production processes, such as chemical and petrochemical industries, power plants, military radar and other related areas. GB 15322-94 Combustible G......
GB/T7445-1995 pure hydrogen, high-purity hydrogen and ultra-pure hydrogen
GB/T 7445-1995 Hydrogen, High Purity Hydrogen and Ultra-high Purity Hydrogen
1 Scope
This standard specifies the requirements, sampling and chemical and physical testing of hydrogen, high purity hydrogen, and ultra-high purity hydrogen.
2 Normative References
The following documents are essent......
Analysis of Causes of Frequency Converter Harmonic Generation and Restraining Methods
Analysis of Resonant Causes and Suppression Methods of Frequency Converter Harmonics
The harmonic wave has important implications for the safe and stable operation of the meter network, causing serious distortion of waveforms and causing the equipment to become soft and easy to be broken. One of ......
Concept and Application of Engineering Cybernetics (Part Two)
2、Engineering Control Theory and its Applications (Part Two)
In the previous section of this paper, we discussed the concept of Engineering Control Theory. In this section, we will go into more detail regarding how this theory and its applications can be used in real-world engineering projects. ......
Construction and installation engineering unit valuation table
Build Install Engineering Unit Estimate Table
Unit cost is an important element in the estimating process. Various factors including labor, materials and equipment determine the unit cost. Estimates for the cost of each element must be made accurately and reliably. Factors affecting unit cost est......
Estimated budget for construction and installation works
Estimating Quota for Building Installation Engineering
Building installation engineering refers to the whole process of building installation engineering, including the engineering design, layout of equipment, engineering construction, material procurement, quality acceptance and commissioning. A......
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