英语释义

1. close enough to reach easily
Be sure to have a fire extinguisher near at hand.

片语

directional distance relay定向距离继电器

Long-Distance without Relay远距离无中继

distance water relay长距离串联供水

distance protection relay距离保护

medium speed distance relay中速远距继电器

fast distance relay快速距离

longest transmission distance without relay最大无中继距离

long-distance water relay长距离串联供水

induction type distance relay感应式远距离继电器

英汉例句

• One of the critical problems that need to be solved by a ground distance relay is to improve the capacity of the earth-fault resistance endurance of the relay.

  接地距离继电器要解决的关键问题之一是提高其耐受过渡电阻的能力。

• This paper presents a new criterion to ground distance relay. The ground distance relay takes three-input comparators.

  本文提出了一种分相式接地距离继电器新判据，并进行了理论分析。

• Because the voltage measuring error increases when phase to phase short circuit occurs, distance relay protection will act improperly.

  但是短线路在两相短路时，由于测量电压的误差会放大，可能引起距离保护的超越。

• A novel adaptive distance relay approach which can adjust action thresholds according to the error is proposed.

  据此提出了一种自适应距离保护方法，根据误差的大小调整动作门槛。

• This article presents the new definitions of impedance relay and distance relay and further clarifies their characteristics.

  给出阻抗继电器与距离继电器新的定义。进一步阐明了阻抗继电器与距离继电器的特点。

• In this article, the measuring elements of distance relay are divided into two main sorts, which are impedance relay and distance relay.

  把距离保护测量元件划分为阻抗继电器与距离继电器两大类。

• This paper analyses the rule of variations measuring impedance of distance relay when phase to phase fault occurs between two lines on double circuit line on the same pole (DLSP).

  从理论上分析了同桿并架双回线跨线不接地故障时距离继电器测量阻抗的变化规律。

• The negative sequence distance relay gets free from the winding connection of the transformer. So it is the best choice to use the kind of the distance relays for the transformer backup protection.

  负序距离继电器的行为与变压器绕组的接线无关，所以它是作为变压器后备保护的距离继电器的最佳选择。

• A double lines distance relay based on the zero sequence components is presented.

  提出了适用于平行双回线路的零序距离继电器新判据。

• It shows that impedance relay is a kind of relay based on the concept of measuring impedance and distance relay is a relay which is typical of compensating voltage.

  说明了阻抗继电器是建立在测量阻抗概念上的一类继电器；距离继电器是建立在补偿电压特点基础上的一类继电器。

• The most common form of protection on high voltage transmission systems is distance relay protection.

  在高压传输系统中，应用最多的是距离保护。