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Article
Investigation on the high-feed milling of M28
The outstanding combination of strength and fracture toughness as well as the high strength-to-weight ratio make the metastable β titanium alloy an ideal material for aviation applications. The machining of metas...
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Article
Numerical investigation on the longitudinal distribution characteristics of falling film flow outside a vertical tube
In order to design the vertical falling film evaporators applied in the sewage source heat pump systems, a numerical study employing the VOF (Volume of Fluid) method has been carried out to determine the thick...
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Chapter and Conference Paper
Research on Electricity Consumption Characteristics of Centralized Air Conditioning Units for Data Restoration of Building Energy Consumption Monitoring Platform
The air handling unit (AHU) is an indispensable end device in the central air conditioning system; its true continuous energy consumption data has important reference value for energy-saving renovation and is ...
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Chapter and Conference Paper
A Modular Indoor Air Quality Monitoring System Based on Internet of Thing
With the problem of environmental pollution becoming more and more serious, people pay more and more attention to indoor air quality, because more than 80% of the time spent in the indoor environment. This pap...
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Chapter and Conference Paper
Evaluation Methods and Index System for Data Quality of Public Building Energy Consumption Monitoring Platforms
The process of the constructing and operating building energy consumption monitoring platforms (BECMPs) has last for more than a decade in China. In the meantime, a lot of problems occurred, such as data loss ...
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Chapter and Conference Paper
The Optimization of Sensitivity Coefficients for the Virtual in Situ Sensor Calibration in a LiBr–H2O Absorption Refrigeration System
The correct data or information from the building sensing networks plays a vital role in the operation algorithms. The sensor errors usually show a negative effect on the performance of control, diagnosis, and...
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Chapter and Conference Paper
Experimental Study on the Influence of Fouling Growth on the Flow and Heat Transfer of Sewage in the Heat Exchange Tube
Fouling growth in pipes is a basic problem in the design and application of sewage source heat pump systems. After investigation, in the design of the operating parameters of the sewage source heat pump actual...
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Chapter and Conference Paper
Repair Method of Chiller Power Consumption Monitoring Data Based on Multiple Linear Regression Model
With the gradual advancement of energy-saving work in public buildings, the number of energy monitoring systems continues to increase. However, due to the low level of information management, quality problems ...
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Chapter and Conference Paper
Research on Energy Consumption Data Characteristics of Office Building VRV Air Conditioning Outdoor Unit Based on Energy Consumption Monitoring Platform
For VRV outdoor unit, the energy consumption models of air conditioning are not preferably fit for the identification and repair of data in the energy consumption monitoring platform. New characteristic models...
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Chapter and Conference Paper
Experimental Study on Effect of Water Flow Rate on Heating Performance of a Series Bathing Wastewater Source Heat Pump Hot Water Unit
To maximize the recovery of heat energy from bathing wastewater, a two-series-connected bathing wastewater source heat pump hot water unit (SCBWSHP) with large temperature difference was proposed. Its rated de...
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Chapter and Conference Paper
Identifying Abnormal Energy Consumption Data of Lighting and Socket Based on Energy Consumption Characteristics
The data quality of building energy consumption monitoring platform is generally not high and there are a lot of problem data. This paper proposes an identification method of implicit error energy consumption ...
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Article
A new method for building energy consumption statistics evaluation: ratio of real energy consumption expense to energy consumption
Building energy consumption statistics is an important part of building energy saving, which has a great number of data to be processed. It is essential to evaluate the validity of building energy consumption ...
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Article
Experimental study on thermal performance of filled-type evacuated tube with U-tube
The filled-type evacuated tube with U-tube, in which the filled layer is used to transfer energy absorbed by working fluid in the U-tube, is proposed to eliminate the effect of thermal resistance between the a...
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Article
A general structural design methodology for multi-hole orifices and its experimental application
Compared to single-hole orifices (SOs), multi-hole orifices (MOs) have smaller orifice sizes and various patterns of orifice distribution. The geometric description of MOs is more complex, increasing the diffi...