The failure analysis of 316 L stainless steel bellows that being used in a heating pipeline for 5 years has been conducted by using optical microscope and scanning electron microscope(SEM).
对某热力管网使用5年后开裂破损的316 L不锈钢波纹管进行了宏观形貌、金相组织、断口形貌及腐蚀产物的分析同时分析了波纹管开裂的原因。
Calculation and analysis on insulation thickness of heating pipes;
供热管网保温厚度的计算分析
Harms of corrosion of heating pipe and reasons of causing corrosion are analysed.
分析了供热管网腐蚀的危害性及产生腐蚀的原因,对管内腐蚀与管外腐蚀分别提出了防护措施。
Research on the economic analysis software of heating network;
供热管网经济性分析软件的研究
Failure rate statistics and spectrum analysis of heating network components based on an investigation;
基于热网调研的供热管网元件故障率统计与频谱分析
Analysis on first adjustment measures of heating pipe network;
供热管网初调节措施分析
The failure reasons and prevention measures of corrugated expansion joint in heating pipe network;
供热管网中波纹膨胀节失效原因和预防措施
It develops the network distributed fault monitoring system, solves the questions of heating pipe network fault real-time monitor and special fault incentive discrimination and reduces the error rate of system fault.
针对供热管网故障诱因多发性的特点 ,建立了一种以多传感器信息融合提取特征参数 ,以模糊推理识别管网运行状态的最小参数故障诊断的数学模型 ,开发了网络化分布式故障监控系统 ,解决了供热管网故障实时在线监控和特定故障诱因的甄别问题 ,降低了系统故障的误报率。
The Optimum Design of Heating Network Underground in Architectural District;
建筑小区内地下热力管网的优化设计
Disposal of Heat Pipeline Network for Linggang Chemical Industrial Park in Cangzhou
沧州临港化工园区热力管网布置研究
Design of the Thermal Line Geography Information System of Trade and Economic DepartmentJ in Zhou Teacher s School;
锦州师专热力管网地理信息系统的设计
Discussion on waterproof and anticorrosion of direct-buried heat-supply pipelines in coastal cities
如何解决沿海城市直埋热力管网防水防腐问题
Application of burying technology of foam jacket tubesin pipeline network engineering for heat supply
泡沫夹克管直埋技术在供暖热力管网工程上的应用
THE CAP AND EXCAVATION METHOD USED IN UNDERGROUND HEATING POWER PIPELINE PASSING THROUGH ROADINTERSECTION
盖挖法用于热力管网穿越道路的设计与施工研究
Describes a sleeve type compensator-the self balancing compensator, which can be used in heating networks to eliminate the blind flange force on primary fixing trestles.
介绍了一种套筒型补偿器———自平衡补偿器，它可用在热力管网中消除主固定支架的盲板力。
Study on Methods of Momentum Matching Pipeline Network in Heating and Air-conditioning Engineering;
供热、空调管网动力匹配方式的研究
Modeling Analysis and Hydraulic Balance Regulation on Heat Supply Network;
供热管网的建模分析及水力平衡调节
The Fluid Network Analysis of Heating Pipe and the Study of Hydraulic Balance;
供热管网的流体网络分析及水力平衡研究
The Hydronic Characteristics of Pipe Networks and Regulation of a Heating Network with Dual-heat Sources
双热源联网运行的管网水力特性及运行调节
The Hydraulic Characteristics of Pipe Networks and Operation Control of Heating Network with Double-heat Sources;
双热源联网供热管网水力特性优化匹配及运行调节
The interactional condition of district heating system and hot water supply system are analyzed.
分析集中供热管网与热水供应热用户水力或热力工况变化时的相互影响规律。
Study on Hydraulic Optimization of District Heating System in Xinjiang Medical University;
新疆医科大学供热管网水力优化改善研究
Hydraulic Conditions Experimental Study and Simulation of Ring-shaped Heat-supply Network with Multi-heat Sources;
多热源环状管网水力工况的实验研究与仿真
Study on Hydraulics Calculation of Supply Heating Water Pipe Network of the Luanghe Power Plant of Chengde City;
承德滦河电厂供热输水管网水力学计算研究
Proportional Pressure Control of Mixed Loop of Heat-supply Secondary Circuit
供热二级管网混合回路的比例压力控制
Research on Heat Transfer Performance of Helical-Rib Gravity Heat Pipes with Small Diameters;
小管径螺纹重力热管的传热性能研究
