鍋爐工作壓力 的英文怎麼說
中文拼音 [guōlúgōngzuòyālì]
鍋爐工作壓力
英文
boiler working pressure-
As a simulation workstation of marine engine - room simulator, the steam system is mainly utilized to accomplish the process simulation of marine boiler and equipments involved. the accurate models of boiler drum water system and steam pressure controlled system were established in accord with the theory of marine boiler
論文首先根據船舶鍋爐的工作原理，通過機理建模的方法，得到鍋爐汽包水位和汽壓調節對象的模型，並通過一定的假設和簡化，得到汽包水位和壓力在具體擾動下的數學模型。In order to complete the research on optimal control regular for coal - fired boiler inflammation system. in this paper, a type of coal - fired boiler inflammation system is regarded as the research target, after separately analyzed steam pressure loop and economical inflammation loop, we obtained the relevant control scheme, and designed a kind of fuzzy - pi compound controller on based of genetic algorithm to control two loops, and using genetic algorithm tool kit below the matlab progressed system simulation research
為了完成對燃煤鍋爐燃燒系統的最優控制規律的研究，本文以某型燃煤鍋爐的燃燒系統作為研究對象，分別對其蒸汽壓力迴路和經濟燃燒迴路進行系統分析，得到了相應的控制方案，設計了一種基於遺傳演算法的模糊- pi復合控制器對該系統進行控制，並用matlab下的遺傳演算法工具箱進行了系統模擬研究。First, the working principles of the combustion control system of marine main boiler in present use and its disadvantages are discussed in the paper ; in the light of the structure and motion traits of marine main boiler, the combustion control systems of single and double cross amplitude limits are designed. at the same time, the schematic diagram of system and recovery curves of some relative parameters are given, the system working principles and its advantages and disadvantages are discussed. based on the combustion control system of dual - crisscross amplitude limit, by selecting the independent variable, the fixed offset is improved into variable offset, the combustion control system of variable offset dual - crisscross amplitude limit is designed
首先討論了目前船用主鍋爐燃燒控制系統的工作原理及存在的不足；針對船用主鍋爐的結構及運行特點，設計了單交叉限幅燃燒控制系統和雙交叉限幅燃燒控制系統，同時給出了系統原理圖及有關參數的過渡過程曲線，討論了系統工作原理及優缺點；在雙交叉限幅燃燒控制系統的基礎上，將固定偏置經過自變量的選取，改進成變偏置，設計了變偏置雙交叉限幅燃燒控制系統，給出了系統原理圖及有關參數的過渡過程曲線，同時也給出了空氣壓力和燃油流量正負偏置函數與變偏置折線函數的關系式。Supervision and inspection of boiler ( si ) must be completed by boiler and pressure vessel inspection ( bpvi ) that has been qualified and given a authority by ssbb that its level is equal to and higher than state
鍋爐安裝質量的監督檢驗工作，由鍋爐設備使用地經過省級以上安全監察機構資格認可並授權的鍋爐壓力容器檢驗單位（以下簡稱監檢單位）實施。This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change
本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性；負荷指令的導前功能對鍋爐主控有超前控製作用，能顯著提高主蒸汽壓力的穩定性；採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質，在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內，提高鍋爐、汽輪機壽命及其效率；汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系，採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。The commissioner for labour, as the boilers and pressure vessels authority, recognises competent inspection bodies to assess and inspect new pressure equipment during manufacturing
勞工處處長作為鍋爐及壓力容器監督，可認可一些合資格的檢驗機構，準許它們評核和檢驗製造中的壓力器具。Now design efficiency of common gas boiler can reach 90 percent or so, but various factors such as load, fuel quality, work condition and pressure which result in uncompleted burning of gas and excess air, decrease boiler hot efficiency and cause resources waste and environment pollution. considering these it is essential to adopt closed loop feedback control to boiler burning system
現今，一般的燃氣鍋爐設計效率均能達到90 %左右，但在實際運行中，因負荷、燃料品質、工作環境、壓力、混合情況等因素的影響，往往造成燃氣不完全燃燒或空氣過量，使鍋爐熱效率降低，造成能源浪費與環境污染，在這樣一種背景下，有必要對其燃燒系統進行閉環反饋控制。In order to enlarge the productive scale and to improve the product techno - logy, the advanced circulation fluized bed combustion technology, the advanced equipment as well as funds will be imported from abroad. it is prodicted that 220ton hour circulation fluidized bed boiler output annual will be reached over 5 sets
太原鍋爐廠現有b級爐和一二類壓力容器的生產能力，並在循環流化床鍋爐的設計製造方面做了大量的工作，為擴大生產規模提高產品技術，擬引進國外先進的循環流化床燃燒技術，引進國外資金和先進設備，生產200噸時循環流化床鍋爐，年生產量達5臺以上。This series of products can be applied to heating furnace, industrial kiln semiconductor stove, precise temperature control of reaction caldron, boiler heat treatment, temperature control and process control system field such as petrochemical industry light industrial machinery and so on. intelligent manipulator is matching product of pid regulator or dcs and other system, which mainly use to manual regulation under the system running or special condition and to carry out operate as a backup instrument when main machine has happened failure or maintenance. according to field regiurement
具有5個模擬輸入in1 - in5 2個模擬輸出out1 out2 ，一個開關量輸入di ， 2個開關量輸出和豐富的控制演算法，適用於鍋爐汽包水位三沖量控制或兩沖量控制並可帶汽包水位壓力補償功能適用於一般工業過程中溫度壓力液位流量等各種過程參數的串級控制，前饋控制雙路控制等，並可帶后備操作器。Abstract : the work done by the qualification examination committee forboiler and pressure vessel ndt personnel of hunan province is described including the working - out of examination quality control manual and the detailed rules for the grading of operation examination as well as the preparation of the test pieces and equipment for examination
文摘:介紹湖南省鍋爐壓力容器無損檢測人員資格考委會在編制考核質量管理手冊和操作考試評分細則及準備考核試件和考核設備等方面所做的工作。The summary of existing problem in manufacture plant took up the pressure vessel manufacture license changing inspection from 1998 to
國家質監局制定今年鍋爐壓力容器壓力管道及特種設備安全監察工作要點Heating boilers. part 4 : heating boilers with forced draught burners. special requirements for boilers with forced draught oil burners with outputs up to 70 kw and a maximum operating pressure of 3 bar. terminology, special requirements, testing and marking
供暖鍋爐.第4部分:有強制送風燃燒器的供暖鍋爐.輸出功率在70kw以下最大工作壓力為3巴的帶強制通風燃燒器的供暖鍋爐的特定要求.術語特定要求試驗和標記分享友人