閥容量 的英文怎麼說
中文拼音 [fáróngliáng]
閥容量
英文
valve capacity-
This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective
本論文針對傳統伺服控制系統效率不高、元件壽命短、抗污染能力差、驅動系統效率低、存在流量及壓力脈動等缺陷,利用先進的交流變頻調速技術改變液壓泵轉速的容積調速新方法,提出了在液壓系統中加一個定差減壓閥的新思路,較好地解決了液壓伺服系統存在的上述問題。Eev should be selected for various refrigeration systems according to the thermal properties of refrigerants ; the discharge coefficient of eev is sensitive to the aperture and impulse quantity of eev ; when the eev structure is made, the discharge coefficient goes up with the lowering of evaporation temperature or goes down with the hoisting of the condensation temperature. it is le
對于不同工質的冷藏集裝箱製冷系統,電子膨脹閥應該根據具體製冷劑的熱力性質選取;電子膨脹閥流量系數對孔徑和脈沖數比較敏感;在結構固定時,流量系數隨蒸發溫度的降低而升高,隨冷凝溫度的增加而增大,受過冷度變化的影響較小;電子膨脹閥的容量受孔徑影響最大。Analysis is made on structure characteristics of the finned - tube, and analysis has been made on the special heat and mass transfer principle of every micro - unit under both dry and wet conditions. appropriate hypothesis is made and based on the energy, mass and momentum equivalent, the evaporator models of dynamic distributed parameters are set up. in addition, the gascooler and internal exchanger models of dynamic and distributed parameters, the throttling valve models and the compressor models are set up, too
本文的內容如下: 1對翅片管蒸發器的結構特點進行分析,選取適當的微元體,對于干、濕工況下每個微元分別進行傳熱傳質分析,通過適當的假設,利用質量守恆方程、能量守恆方程和動量守恆方程建立了蒸發器的分佈參數數學模型;對回熱器劃分微元建立了分佈參數數學模型;對氣體冷卻器建立了分佈參數數學模型;對壓縮機建立了數學模型;建立了節流閥的數學模型,為系統模擬奠定了基礎。The meijiayi mjy channels therapeutic apparatus developed by our company, combines the advanced microcomputer technics with the profound traditional chinese medicine methods as well s the human channelss science, magically takes advantages of modern electronic technics and the outer treatment of chinese medicine, realistically simulated the effects like acupuncture, aprapathy, essage, eating, kin scraping and cupping, etc. which improve the comprehensive effects, especially for the common ailments and geriatric diseases in digest digestive system, respiratory system and nervous system
旋翼式多流束濕式基表,雙脈沖采樣方式進行數據採集,採用計算機技術進行數據處理顯示控制閥門動作。它採用獨特的卡口安全及保護措施動態安全可靠的ic卡加密機制先進的硬體及軟體的容錯處理性能安全可靠,具有精度高自身功耗低體積小壽命長便於安裝等特點。能準確實現用水計量及實現預付費功能。The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced
論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。This dissertation is focused on the research of the process intelligent control system of chinese traditional medicine ( ctm ) production. the system include the analysis and research of process engineering of the extraction procedure, concentrate procedure and alcohol - recovery procedure of ctm ’ s, and includes the research of all the sensing elements and valves, and also include the advanced technology of soft sensing. this paper ’ s emphasis is the control mode for each process and the design and development of the intellect control system
本論文的研究工作主要圍繞中藥生產過程自動化智能控制系統的研製開發而展開,涵蓋了中藥提取工段、濃縮工段、醇沉及醇回收工段的工藝流程的研究,中藥自動化裝置所採用的傳感器、閥門以及軟測量技術的研究,各生產工段控制方法的研究以及中藥自動化智能控制系統的設計開發等主要內容。Abstract : this paper apply asme & quot; feed water pump npsh analysis during load rejection & quot; theory to check bfp npsh of zhuhai power plant 700mw units in the condition of vwo and also confirm the calculating result by load rejection test
文摘:利用asme的「甩負荷時給水泵汽蝕余量的分析」理論,校核了珠海電廠容量700mw機組在最惡劣工況即閥全開跳機工況時的給水泵汽蝕余量,並在甩負荷時,進行了試驗驗證。Dongying thermal equipment plant in dongguan exports skimmia japonica highway of shenguan and wen tong industrial area, is a professional undertaking boiler equipment installation and sales, water treatment equipment, solar, water heaters on the manufacture and sale of high - tech equipment enterprises, the company is committed to upgrading the heating technology and services, and constantly improve the quality of the construction work, its imports of valves, pumps, fuel pumps, boilers and various peripheral devices
東莞市東英熱能設備廠位於莞深高速東莞出口溫塘工業區,是一家專業承接鍋爐設備的安裝與銷售、壓力容器、鍋爐配件銷售、導熱油閥門青田閥門廣東省總代理,水處理設備,太陽能,熱水爐設備的製造與銷售的的高科技企業,公司致力於熱力技術的提升與服務,不斷提高工程質量,兼營各種閥門、水泵、油泵,以及各種鍋爐周邊設備,鍋爐除垢劑,清罐劑生產,銷售。In this dissertation, the author builds up mathematical model of electro - hydraulic load simulator system. and it also builds up model of p - q servo - valve and complete system based on bond graph theory, which consider the nonlinear of orifices and real - time changing characteristic of liquid capacity in the cylinder chambers
論文建立了電液負載模擬器的數學模型,同時,基於鍵圖理論考慮閥口流量非線性和液壓缸液容的時變特性,建立p - q伺服閥和全系統的鍵合圖。Rated valve capacity
閥額定容量When install, first the two ellipse oval flange on positive - negative pressure measuring container of transmitter would be take off, then take three valve units install on transmitter, turn tighten four screws, final take ellipse oval flange solidly install on three valve units
安裝時選將變送器正負壓測量容室上的兩只橢圓形法蘭取下,然後將三閥組安裝于在變送器上,旋緊四個螺釘,最後將橢圓形法蘭牢固安裝在三閥組上。First of all, some improvements have been carried out on the test equipment in order to void the singularities when the magnetic force is tested
首先,為了克服電磁閥測試裝置在對電磁力進行測量時容易出現的不正常現象,對測力裝置進行了改進設計。The new technology, using thyristor valves equipped with newly developed six - inch thyristors ( power semiconductors ) and an advanced control system, allows the biggest capacity and efficiency leap in 20 years
這項新技術使用配備新開發的6英寸晶閘管(功率半導體)和一個先進的控制系統的晶閘管閥,在20年實現最大容量和效率飛躍。This valve cca automatically exdudes coagulate water on time that the heating facility will not gather water inside and obtains the best heating efficiency, lt ' s advantage was exerted when lots of coagulate water should be exduded
該閥能自動及時排除大量凝潔水,使加熱設備內不會有水積聚,從而獲得最高加熱效率,在需要大容量排除凝潔水工況時,能充分發揮其優越性。For sustainable development, the resettlement population cannot make the total population in the host area exceed its population capacity threshold. otherwise, the sustainable development will be harmed
就可持續發展而言,移民安置不應使安置區的總人口數量超過該區的環境容量「閥值」 ,否則,會危及該區域的可持續發展。Methods of testing capacity of refrigerant solenoid valves
製冷電磁閥的容量試驗方法Full capacity trim
全容量閥內件Reduced capacity trim
低容量閥內件Control valve capacity test procedures
控制閥容量測試程序Capacity control valve
容量控制閥分享友人