| 1. | The authors consider that the insulation depreciation cost , heat loss cost and power cost must be taken into account when the insulation layer thickness of buried oil pipeline is determined
提出了在确定埋地热油管道保温层厚度时，必须考虑保温年折旧费用、年热力费用及年动力费用。 |
| 2. | The selection of insulating material and determination of the structure and thickness of insulating layer on insulated tank furnace were expounded . the concept of insulating engineering was focused
摘要阐明了池窑保温时保温材料的选择，保温层结构的选定和保温层厚度的确定。还强调了保温工程的概念。 |
| 3. | Take the total annual cost as an optimal object , this paper establishes the mathematical model for optimal design of insulation layer thickness of buried oil pipeline , and develops optimal design software
摘要以年总工作费用为优化目标，建立了埋地原油集输管道保温层厚度优化设计数学模型，编制了优化设计软件。 |
| 4. | Develops the mathematic model and program for the optimization design of insulation layer thickness . analyses the optimization results with an example of compound wall of buildings in severe cold districts
摘要建立了保温层厚度优化设计数学模型，并编制了优化程序。以严寒地区复合墙体为例进行了优化设计，并对优化结果进行了分析。 |
| 5. | This calculation can be applied to practical projects for thinning the thermal insulation thickness and reducing the use of coat steel pipe , contributing to the purpose of reducing materials and investment
计算结果若用于实际工程，可在确保保温效果的前提下，减小保温层厚度和外套钢管的使用量，以达到减少材料的使用、节约投资的目的。 |
| 6. | An optimal design on the insulation layer thickness of buried oil pipeline for an oil production complex in daqing oilfield is made , and comparison and analysis are also made between optimal design result and actual measured result
对大庆采油五厂的一条埋地输油管道保温层厚度进行了优化设计，并将优化设计结果与运行现状的测试结果进行了对比分析。 |
| 7. | ( 4 ) thermal pipelines are important parts of concentrated heat supply of the thermoelectricity combination . according to the thermal lube service prospect , the paper calculates thickness of the buried steam pipe , proposes a new opinion of the interface temperature controlling method , and also attempt to determine the resistance loss of the minimal steam tubes and wrote its program
( 4 )热力管网是热电联产集中供热系统的重要组成部分，本文根据热力管道的发展趋势，对直埋蒸汽管道的保温层厚度计算，提出采用界面温度控制法的见解，并进行编程计算，此外，还对直埋蒸汽主管道阻力损失进行编程计算的尝试。 |
