实现变压器经济运行方式的前提是要有准确的设备参数和负载损耗曲线。
To possess accurate parameters of transformer and the power loss curve caused by loads is the presuppositions for economic operation of power transformer.
本文以系统负荷预测结果为前提，针对变压器经济运行优化调度问题展开研究。
In the premise of load forecast results of power system, the paper carries out research on optimizing dispatch for transformer's operation.
分析了变压器经济运行的条件，探讨了按经济运行条件选择变压器容量的可行性。
The paper analyses the terms of economical run for transformer and discuses the feasibility in selection of capacity of transformer according to the above terms.
介绍了在并列运行变压器经济运行模式下，变压器有功损耗的计算和使用寿命分析。
The active power loss calculation and service life analysis of parallel transformers under economic operation mode are introduced in detail.
根据变压器功率损耗计算的基础公式，推导出变压器经济运行的临界负荷计算公式。
In this paper, the formula which calculates the critical loads of the transformer economical operation can be derived according to the basic formula of the transformer power losses.
变压器降耗可以通过保障变压器经济运行、推广节能变压器和进行无功补偿等方法解决。
Saving transformer consumption can be solved by ensuring transformer economic operation, promoting energy saving transformers and reactive power compensation.
文章介绍了变压器经济运行方式，既节约了用电，提高了经济效益，又保证了变压器安全运行。
This paper introduces the economical operation mode of transformer. It brings power saving as well as ensures to transformer safety operation.
该经济寿命具有相对性、动态性，并且在评估过程中考虑了影响变压器经济运行的各方面因素。
Transformer economical life is relative and dynamic, and considers all factors which affect transformer economical operation in assessment process.
本文从上述两个方面，分别对变压器经济性能评估问题和变压器经济运行方式分析问题展开研究。
This paper discusses two issues respectively, one is economic performance assessment of transformers, and the other one is economical operation way of transformers.
由此导出变压器年运行费率、最低年运行费率、变压器最佳负载率以及变压器经济运行区宽和变压器损耗比的关系。
Then, relationships between the quantities mentioned above, the interval of economic operation and the loss factor of transformers are derived and discussed.
合理的无功就地补偿和选择变压器容量可以降低损耗，提高系统运行的经济性，是电力需求侧管理的重要内容。
Rational planning of local reactive compensation and transformer capacity is very important for demand side management to reduce power losses and improve the economical power system operation.
电力变压器故障诊断对电力系统的安全经济运行有着十分重要的意义。
The transformer fault diagnosis is very important to the safety and economic operation of power system.
介绍了一种微机双绕组变压器负荷经济运行控制系统的基本工作原理、硬件结构框图和主要技术特点。
The basic working principle, hardware structure and main technical features of a micro computer based control system for transformer economic operation is presented in this paper.
变电站通过电容器组完成无功补偿后，负荷曲线发生变化导致变压器所在的经济运行区间变化，故应针对变化了的负荷重新计算投切策略。
The reactive compensation by capacitor banks for substations tends to make the load curve change, which may result in shifting of the economic operation range of the transformer.
电网经济运行主要包括变压器及其电力线路的经济运行，是一项实用性强的节电方法。
Economic operation of power transformers and power lines mainly include economic operation, is a practical method of saving.
根据煤矿生产的特点，对煤矿供电系统进行了分析，对变压器、线路的经济运行方式进行了探讨。
According to characteristics of the coal mine production, the article analyses the power supply system in coal mines and discusses the economic run mode of the transformers and the lines.
变压器一旦发生故障，会破坏电力系统正常运行，产生极坏的影响，引起重大经济损失。
Once power transformer goes wrong, which will destroy the normal operation, cause big economy losing.
分析了电力变压器运行中的电力损耗、损耗费用和电力变压器的基本电费，对电力变压器的经济运行提出了新的建议。
This paper analyzes the power loss, loss costs and basic charges of power transformer and gives some new suggestion on power transformer economic operation.
在功能方面，系统可实现在役变压器经济寿命评估、更新决策、经济运行方式分析以及运行特性分析等各种功能；
The procedures can realize economical life assessment of transformer in-service, renew decision, economic operation way analyze and operating characteristic analysis, and so on;
目前，系统中的大多数电力变压器开展经济性评估工作的力度还不够，有的甚至还运行在自然状态。
Most transformers in the power system at present have not been evaluated sufficiently in terms of economical efficiency, and some of them even run in the state of nature.
推导出了有代表意义的公式为，通过实例结果分析，调压可提高配电变压器运行的经济性。
The formula was derived. The results of the example showed the economic running mode of the distribution transformer could be improved by voltage spread.
为了能够全面了解在役变压器运行的经济性能，本文提出了变压器经济寿命的概念。
In order to understand performance characteristic of transformers in-service, this paper proposes the conception of transformer economical life.
无功补偿可以提高功率因数，变压器的经济运行可以最大限度地降低变压器的电能损耗，需量控制能够降低企业最大峰值负荷，降低生产成本。
It concludes that reactive compensation can increase power factor. Economical transformer operation can decrease energy loss. Power demand control can shed maximum peak load and lower productive cost.
合理选择变压器的容量可以降低变压器的有功功率损耗和无功功率损耗，提高电力系统运行的经济性。
Rational chosen transformer capacitor can cut active power loss and reactive power loss down. So, it can improve power system economical operation.
为了提高供电的可靠性和经济性，现代电力系统大都采用了变压器有载调压技术和变压器并列运行技术。
In order to improve power supply reliability and economy, the modern power system were powered by a transformer on-load tap transformer parallel operation of technology and techniques.
配电变压器是将电能直接分配给低压用户的电力设备，其运行状态是整个配电网经济运行的重要组成部分。
Distribution transformers face to customers directly, its operation state is the important component of safe economical operation of the whole distribution network.
通过分析变压器各种运行方式下的功率损耗，阐述变压器的经济运行在降损节能中的重要作用。
By calculating power losses of transformers in different running modes, the important function of economical running in reducing loss and the energy saving of transformers are discussed.
正确分析特征气体的产量，可以有效诊断出变压器的潜在故障缺陷和故障类型，对电力系统安全和经济的运行有着极为重要的意义。
We can effectively diagnose the potential fault defects and types by correctly analyzing the outputs of characteristic gas. It is important to the safety and stability of whole power system.
正确分析特征气体的产量，可以有效诊断出变压器的潜在故障缺陷和故障类型，对电力系统安全和经济的运行有着极为重要的意义。
We can effectively diagnose the potential fault defects and types by correctly analyzing the outputs of characteristic gas. It is important to the safety and stability of whole power system.
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