constant fault 中文意思是什麼
constant fault
解釋
固定性故障-
This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power
實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨，本文提出了一種通過三極電阻調節模塊和由智能功率模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制，文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。 -
The fault that the series resistor has high value can be avoided by using the constant current amplifier, and the fault that the dividing resistor reduces the working voltage of the speaker can be avoided by using the constant voltage amplifier
使用恆流功放，可以避免傳統方法中串聯電阻取值過大的缺點；使用恆壓功放，可以消除分壓電阻降低揚聲器工作電壓的不足。 -
Constant fault finding plants evil seeds. reflecting on your own faults opens the door of good deeds
時刻見人不是，此即種下諸惡之根苗；時刻見己之非，此乃廣開萬善之門戶。 -
This controller is based on single - chip microcomputer at89c51, and it can realize automatic welding, line voltage compensation, welding current and voltage display through the combining of constant current and voltage supply control with varied sets of standard parameter storages, fault self - diagnostic programs and system self - protection ability
該控制器以at89c51為控制核心，在恆壓和恆流控制結合的基礎上可實現鋼筋網焊自動化，並具備網壓補償、焊接電流電壓顯示、多套規范參數存儲、故障自診斷及系統自保護等功能。 -
How to ensure 7 * 24 hours constant work under unexpected fault is emphasized. based on the analysis, the prototype of the high availability system is proposed and some experiment is conducted
在研究基礎上，本文提出了一個系統資源高可用性和應用性能保證的原型，並就此進行了實驗。 -
There are two functions in the fault injector, one is the realization of digital controller ’ s work environment by simulating the electrical characteristics of sensors and actuators, another function is the control of the fault injection which is realized by the voltage - controlled constant voltages source and relay switch circuit etc. the manage compuer is in charge of the fault mode setting, fault injection process controlling and result data retrieving
在故障注入器上，通過對傳感器和執行機構電氣特性的模擬提供控制器的運行環境，利用壓控恆壓源和繼電器開關等電路實現多種故障注入方法;作為故障注入器上位機的管理計算機，負責故障模式設置、故障注入過程式控制制和結果回收處理。 -
A non - linear feed - forward loop is used to realize the coordinated control between the two controlled variables at the two control ends at first. secondly, a constant ac voltage control is implemented for a short period after the ac fault removal. finally, a staggered recovery strategy for different hvdc subsystems is also adopted, with the restart time interval of them optimized using the steepest descent gradient search method
該協調恢復策略的三個特點是：在常規的控制器結構中加入一個基於準穩態工作點的非線性前饋迴路；在交流故障被切除后的一個短暫時間內，逆變側採用定交流電壓控制：對不同的直流輸電子系統採取一種漸進的恢復策略。 -
Abstract : taking ford tempo car for example, this paper int rodu ces the structure, maintenance and fault diagnosis of the cruise constant speed c ontrol system
文摘:以福特天霸轎車為例，介紹了巡航定速控制系統的組成、系統檢查以及故障診斷的步驟和方法。
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