逆止器 的英文怎麼說

中文拼音 [nìzhǐqì]
逆止器 英文
holdback
  • 逆 : Ⅰ形容詞1 （方向相反） contrary; counter 2 [數學] inverse; converse Ⅱ動詞1 （抵觸; 不順從） go aga...
  • 止 : Ⅰ動詞1. （停止; 攔阻） stop; cut out 2. （截止） close; end Ⅱ副詞（僅; 只） only; just Ⅲ名詞（姓氏） a surname
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  1. Backstop for belt conveyer

    帶式輸送機用逆止器
  2. The geometrical conditions that the backstop can be run in gear have been educed by researching the movement of the components

    研究了在逆止器工作過程中個相關零件的運動規律，並得出逆止器正常工作的幾何參數條件。
  3. Mechanics analyzing of contractile spring in the washer chutch

    洗衣機離合器止逆彈簧的力學分析
  4. A circuit topology of the inverter with duty cycle extended active clamp forward style high frequency pulse dc link is adopted by each independent inverter. each inverter is cascaded by a circuit with duty cycle extended active clamp forward style high frequency pulse dc link and a dc / ac inverting bridge. the control strategy of voltage mode pwm forwardback is adopted by the former, and the control strategy of three - state discrete pulse modulation ( dpm ) hystersis current is adopted by the later

    每個獨立的航空靜止變流器採用占空比擴展有源箝位正激式高頻脈沖直流環節電路拓撲，由占空比擴展有源箝位正激式高頻脈沖直流環節電路與dc ac逆變橋級聯而成，前級採用電壓型pwm前饋控制技術，后級採用三態dpm電流滯環控制技術。
  5. This model of electromagnetic valve has the single - way check function and a patent design of block - up resisting and is the ideal self control valve for the water supply system with a high level container or tank or the automatic water supply system with a high level container or tank or the automatic water supply facility required the function of adverse current prevention. the amalgamation inflicts to hike in the inflexions of can percolation function that purge

    Fcd . 3 148f ：進水口與出水口均為4分15外螺紋銅接頭該型電磁閥具有單向止回功能，專利防阻塞設計，是高水位容箱器供水系統或其他兼需防逆流功能的自動供水設備的理想自控閥門;並增加了過濾裝置。
  6. It is required to research a 600w 28vdc / 360vdc converter as prepositive set of static inverter in a certain project

    在某機載靜止變流器項目中，需要研製一臺600w28vdc / 360vdc直流變換器作為雙buck型逆變器的前級。
  7. Water supplying pipe in front of the coal economizer should be installed with a stop valve and check valve for the factory using boiler of mother tube water supplying

    7採用母管制供水的電廠，進入每臺鍋爐省煤器前的給水支管均應裝設截止閥與逆止閥。兩閥應緊接，按水流方向逆止閥在前。
  8. In order to avoid the current ripple and the high switch frequency of fixed - band hysteresis current controllers, two hysteresis controllers of change hystersis - band are proposed. one is the sinusoidal - band hysteresis current controller, the other is the adaptive hysteresis current controller based on fuzzy theory

    由於常規的滯環電流控制器不能有效地防止負載電流脈動，並且存在著容易導致逆變器的開關器件的開關頻率過高的問題，論文提出了兩種變環寬滯環電流控制器結構，其一是正弦環寬滯環電流控制器，其二是模糊變環寬滯環電流控制器。
  9. Characteristics of structure : this machine adopts shaft type speed reducer drive which covers less space and can be conveniently repaired. upper supporting roller adopts clamping type fixu which can be conveniently installed. furthermore, it can well regulate deflection of conveying belt ; holdback is set for speed reducer with reliable performance to prevent back - slippign of the glusive belt ; dumper has three types : pneumatically actuated, electric and manual ; course of direction - change roller of the rail has three types : 300, 500 and 800

    2結構特點：該機採用軸裝式減速器驅動，佔用空間尺寸小，安裝維修方便上托輥採用夾緊式固定，安裝方便調整輸送帶跑偏能力強，減速器內設逆止器，防止膠帶倒滑的性能可靠卸料器有氣動電動和手動三種驅動型式尾部改向滾筒張緊行程有300 500 800三種，用戶可接輸送距離的1100選取。
  10. A novel resonant pole zvt three - phase pwm inverter circuit for three - phase ac motor driving is presented. the proposed circuit has the feature of being more flexible with three inverter arms in zvt process. using only one resonant inductance, the inverter can not only reduce the power loss of inductance but also avoid possibility of unbalance in motor ' s three stator windings

    提出了一種針對三相交流電機驅動的新型諧振極零電壓過渡三相pwm逆變器電路，該電路中三個逆變橋臂的零電壓過渡更具有靈活性，僅使用一個諧振電感，既減少了電感損耗又防止了電機三相定子繞組可能存在的不平衡問題，並且諧振電感中殘余能量能夠回饋給電源；新型逆變器的輔助開關均工作在零電流開關條件下，並且控制邏輯簡單。
  11. In dtc system, the concept of space vector is introduced to analyze and control the ac motor, the electromagnetic torque and flux are calculated and controlled in the stationary coordinate, and the optimal pwm gating signals are generated to control the inverter to acquire high dynamic torque according to the output of the bang - bang regulators

    直接轉矩控制採用空間矢量的概念來分析三相異步交流電動機的數學模型和各物理量，直接在靜止坐標系下計算與控制交流電動機轉矩和磁鏈，藉助于離散的兩點式調節產生pwm信號，直接對逆變器的開關狀態進行最佳控制，以獲得轉矩的高動態性能。
  12. This paper presents a novel single phase aeronautical static inverter. a novel combining two - transistor forward converter is presented and applied in the front of three - level hysteresis current controlled inverter, and a single - phase 6kva aeronautical static inverter is developed

    本文介紹了一種新型的單相航空靜止變流器，電路通過一新穎雙管正激組合式變換器作為三態滯環控制電流型逆變器的直流輸入前級，成功研製出6kva單相航空靜止變流器。
  13. Analysis selection and application of stopper plug in belt conveyor

    帶式輸送機中逆止器的選擇及應用
  14. This paper put forward a new type backstop that transfer the backstop moment by the meshing components, and completed the design of the backstop

    本文提出了一種新型的由嚙合元件傳遞逆止力矩的嚙合式非接觸逆止器，並完成了逆止器的設計。
  15. The paper analyzed the external forces of the backstop, established the dynamics model of the backstop being run, and analyzed the dynamic load of the backstop

    分析了逆止器的受力情況，建立了逆止器工作的動力學模型並對逆止器進行動載荷分析。
  16. Abstract : a simple, economic and effective treatment method has been put forward in this paper after analysing the phenomenon which the reverser of inclining belt conveyor often happens turning back during working process

    文摘:通過對傾斜式帶式輸送機在生產中經常出現逆止器翻背現象的分析，提出了簡單、經濟、有效的處理方案。
  17. And the paper analyzed the relations between the errors of the components and load distribution among the backstop piece, and put forward a method of translating the errors into a equivalent error. for the occasion of several backstops being used at the same time, the paper put forward a project of uniform load among the backstops

    分析了誤差對逆止器內部逆止塊的載荷分佈的影響，並提出各種誤差轉化為等效誤差的方法；對多個逆止器同時使用的場合，提出了均載方案。
  18. Slave cpu receives the spwm data and output the spwm wave by query the spwm table. the dead time is generated by hardware to prevent the h bridge arm from short directly. the power out module is protected for over current, over voltage and over heat

    逆變器採用雙cpu結構，使用spi進行連接，主cpu完成輸入、輸出和spwm波形數據的計算，從cpu接收到spwm數據后使用查表方法輸出spwm波形，使用硬體電路生成死區時間防止橋臂直通，對輸出功率模塊進行了過流、短路、過壓、過熱保護。
  19. A new type 270v input / single phase 115v output aviation static inverter ( asi ) is researched in this paper. adapting a modularized scheme, the asi is constructed by four isolated dc - dc converters and a cascade inverter

    本文研究270v輸入/單相115v輸出航空靜止變流器，採用一種模板化的方案，靜止變流器由多路隔離直流電源和級聯逆變器構成，本文重點研究其中的直流變換環節。
  20. Its test results indicate : voltage mode inverters with high frequency link have the advantages such as high frequency electrical isolation, simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, low audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type high power density, high efficiency and low cost asi

    設計的1kva270v 10 % dc / 115v400hzac單極性移相控制雙向電壓源高頻環節逆變器原理試驗表明，這類逆變器具有高頻電氣隔離、電路拓撲簡潔、兩級功率變換（ lfac / hfac / lfac ） 、功率密度高、雙向功率流、音頻噪音低、變換效率高、網側功率因數高等優點，為新一代高功率密度、高變換效率、低成本航空靜止變流器奠定了關鍵技術基礎。
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