節制水流 的英文怎麼說
中文拼音 [jiézhìshuǐliú]
節制水流
英文
throttle flow- 節 : 節構詞成分。
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 節制 : 1 (限制; 控制) control; check; be moderate in 2 (指揮管轄) command; direct; control 3 (克制...
- 水流 : 1. (江河) rivers; streams; waters2. (流動的水) current; water flow; fluent; flow; [水文] stream current
-
The dissertion, after introducing physical geography situation and societal economic sitiuation of chongqing, has also analysed the basic feature of water resources in chongqing, at present the water resources utilization in chongqing is still in traditional phase. there are so many faults and shortcomings in water resources management system. the construction of water resources institutions and regulations is fallen behind. the supply of water resoures has not sufficiently satisfied the demand to water resources. the condition of water quality has not radically improved. soil losses is still serious. the incidence of flood and drought is very high. in accordance with present condition of water resources utilization in chongqing, the dissertion argues that it should strengthen people ' s understanding to water resources sustainable utilization for chongqing ; reform the present water rexources management system and have a try on water affairs management system in chongqing ; make effort to construction of water resources " institutions and regulations ; realize demand management, constuct save - water model society ; according to actual condition, strength water utilization constrution, then realize the balance between water resources supply and demand ; according to the idea of " control resources, conduct flow ", control water pollution, realize sanitary generation ; control soil losses and protect water enviroment ; construc t the system of flood control and diaster prevent
在對重慶市的自然地理情況和社會經濟情況作了介紹之後,還分析了重慶市水資源的基本特徵,目前重慶市的水資源利用還處在傳統的開發利用階段,水資源管理體制還存在許多弊端,水的法規制度建設也相對落後,水的供給還不能完全滿足需求,水質狀況沒有得到根本性的改善,水土流失還很嚴重,水旱災害發生的頻率比較高。針對重慶市水資源利用的現狀,本文提出:應加強對水資源持續利用的認識;改革目前重慶市的水管理體制,嘗試水務局管理體制,相應加強水的法規和制度建設,實現需水管理,建立節水型社會;根據實際情況,加強水利建設,實現水的供需平衡;依據「控源導流」的思想控制水污染,實現清潔生產;治理水土流失,保護水環境;建設防洪減災體系。To provide necessary data for design bypass pipe, an enlargement to bi liu river reservoir, the following problems have been studied by hydraulic model and theoretical analysis : the energy losses in water head of the bypass pipe system and of the flow - control valve and their scale effects, measurement and calculation of the discharge of the bypass pipe system during the bypass pipe system operation with and without the new water power station, the hydraulic characteristics of the water tunnel and draw - off pipe, the flow rate of the aqueduct bridge and the draw - off pipe and the water elevation of the flow in the aqueduct bridge during the old water power station operation with and without the new water power station
大連市碧流河水庫供水工程取水頭部由引水渡槽、節制閘、進水閘、泄水閘等建築物組成。由於本工程場地條件限制,增設旁通管后布置非常緊湊,管道急轉角度大且轉彎距離較小,對于管內水流流態是否滿足要求,需要經過模型試驗進行論證,以確保工程的可靠性。旁通管具有上水與泄水要求,對其過流能力也要經試驗確定,為碧流河水庫增建旁通管設計提供依據。When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge
以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數等值線圖,率定了不同設計頻率的改正系數,使設計者只需在地形圖上獲取集水面積,河道平均坡降和流域形狀系數,在參數等值線圖上查得橋涵所在地的相應參數,使用計算器即可迅速計算出設計流量,大大縮短了設計周期,且精度較高,設計的洪水流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。We can get the flow rate of pipelines and the hydraulic pressure of nodes by solving the equation sets of nodes, and corresponding application program is developed
通過解節點方程組的方法求解管網的管段流量和節點水壓,並編制了相應的應用程序。Mainly, the type of pump in the large - scale irrigation and drainage pumping station in our country is adjustable - blade propeller pump. we can regulate the pump ' s blade mounting angle following the variation of water level at the inlet and outlet of the station in order to control the discharge of pump, we also determine the number of running machines with machine ' s optimal combination. so we can reduce its energy consumption, and make it optimally and economically run
我國大部分大型電力排灌站所安裝的泵都為可調節葉片的軸流泵,這一有利條件使我們可以根據排灌站進、出口水位的變化來調節水泵的葉片角度,控制水泵的流量,併合理的確定開機臺數,通過機組間的優化組合,使整個泵站的能耗最少,達到整體最優、經濟運行的目的。It can not only meet the need of water saving, water holding, drought resistance, but also make the best use of local rainfall runoff and efficiently reduce soil erosion. the research on it ' s theory and appliance will promote the development of orchard water saving irrigation and ecosystem and project of soil and water conservation
蓄水坑灌法是一種適合於我國北方山丘區的果林灌溉新方法,既可滿足節水、保水、抗旱的要求又能充分利用當地降雨徑流和有效控制水土流失。對該方法進行理論和應用研究將對我國北方地區果林節水灌溉和水土保持與生態建設起到積極的促進作用。Through the water and soil conservation, may establish the ecological environment, the water resources and the soil cultivation protection system, achieves sets up defenses in depth, control the water and soil loss, promotes the countryside ecological environment to transform to the positive cycle, enable the water and soil resources get effective protection, and creates the condition for the agricultural development
通過水土保持,可以建立生態環境、水資源和土壤耕作保護體系,做到層層設防,節節攔蓄,控制水土流失,促進農村生態環境向良性循環轉化,使水土資源得到有效保護,並為農業發展創造條件。The paper analyzes the non - lineal relations of the quantity of heat exchange and water flux of coil exchanger in part - load operating condition, the shortage of deciding the water flux in bypass pipe, the disadvantage that the operating condition of pumps and chiller ca n ' t be met with the load change of the air conditioning system in different operating condition of using pressure - difference bypassing control in primary water pump system. using load control method in the change of the operating condition of primary water pump system can realize that the load change is small and reasonable in the on / off condition of pumps and m m chiller by comparing load control method in primary variable - flow water pump system with pressure - difference bypassing control method, back water temperature control method
本論文從目前空調工程中使用的變流量水系統入手,研究了盤管換熱器在部分負荷下水流量與換熱量的非線性關系,分析了文獻中介紹的旁通管通流能力選擇的不足之處和一次泵水系統採用壓差旁通控制時,工況轉換不能滿足系統控制要求的缺陷;比較了一次泵變流量水系統中壓差旁通控製法、回水溫度控製法、負荷控製法的精確性,並得出了在一次泵水系統的工況轉換時,採用負荷控製法能使冷水機組及其相應水泵在啟停時的負荷變化范圍較小,更符合建築物的冷量需求,節能效果較好的結論。( 2 ) assistant signals each other dispel. according to three impulse control water lever error, designing three impulse pid cascade control system
根據三沖量水位調節系統控制水位誤差,設計採用了三沖量pid串級控制方式,採用輔助信號蒸汽流量和給水流量對消方法消除水位偏差。The scheme embraces four projects, namely ( 1 ) to build up sluices at anqiu bridge and nanzhou bridge ( and the one at anqiu bridge is the first choice ) so that pollutants can be from entering the lake ; 2 ) as a necessary accessory for the above project, to supplement water capacity from changdang lake as a strategic water source into the protection program, and culvert - pipe plan is recommended from two other alternatives through systematic analysis ; 3 ) to carry out comprehensive realignment for some reed regions which are located at the entrances of the lake, and to develop a wetland ecosystem mainly with some reeds ; and 4 ) to set up a green protection belt right round the lake, including planting reeds at lakebeach, building forest belt, developing bases of green foodstuff and disposing sludges in the lake base
該方案由4個工程子系統組成, ( 1 )截污工程:在岸丘橋和南州橋位置各築一節制閘(而岸丘橋工程又是首選工程) ,以封住湖泊兩頭入流,杜絕污染物進入水源地的截污工程; ( 2 )引水工程:是截污工程的配套工程,利用下游長蕩湖來補充水量,並對3個引水工程設想進行了系統分析,推薦涵管方案,同時將長蕩湖作為該市戰略水源地一併納入保護體系中; ( 3 )濕地生態處理工程:對進入蕩區前的蘆葦區進行綜合整治,發展以蘆葦為主的濕地生態處理工程; ( 4 )環湖綠色自然保護帶工程:包括建設圍湖蘆葦蕩、環湖林帶、綠色食品基地以及污泥處置。Variation of hydraulic resistances in red soil - crop - air continuums in different farming systems in dry season
乾旱季節不同耕作制度下紅壤?魑?大氣連續體水流阻力變化規律Several transient simulation programs have been developed based on the models above, and were put into practice of the transient simulations of following : ( 1 ) autoregulation on water height of the fore bay in single pump station, and the influence of governor parameters ; ( 2 ) autoregulation on output of adjustable - blade pump in single pump station, and the influence of governor parameters ; ( 3 ) on - line autoregulation on flow equation of multilevel pump stations system
本文應用上述方法編制了過渡過程模擬程序, ( 1 )進行了單級泵站中轉槳泵在線自動調節泵站前池水位的動態模擬計算,並對調節參數的影響做了比較研究; ( 2 )進行了單級泵站中轉槳泵在線自動調節泵輸出流量的動態模擬計算,並對調節參數的影響做了比較研究; ( 3 )進行了多級泵站中轉槳泵在線自動調節輸水系統流量平衡的動態模擬計算。The delivery pressure acting on the spring loaded diaphragm throttles the balanced valve to control the pressure
水輸出壓力在彈簧負載隔膜的作用下對平衡閥進行節流調節,以控制水壓。The anti - rolling tanks have three types including passive anti - rolling, controlled passively anti - rolling tank and active anti - rolling tank. the controlled passively anti - rolling tank has high performance, and it can adjust the water oscillation period through the valves in the upper of side tank in order to adapt the roll period. thus the controlled passively anti - rolling has favorable effect in the any states
其中,可控被動式減搖水艙是一種高效能的減搖水艙,它可以通過自動控制系統調節邊艙頂部的氣閥開關來調節水艙內水流振蕩周期,以適應經常變化的橫搖周期,保證在任何海浪作用下水艙都具有良好的減搖效果。The channel makes progress by features as follows : firstly, the column of < political and law report , which is characterized with turning news into magazine ; secondly, the column of < feelings story at 8. p. m >, which is charactersized with turning feelings into magazine ; thirdly, the column of < fangyuan investigation >, which is characterized with integration of different columns into one group ; at last, the column of < x archive. >, which is characterized with comprehension of history culture and folk history
政法頻道不斷加強原創節目的流水線生產和品牌欄目的精心塑造,以獲得中國電視「百佳欄目」稱號的《政法報道》為標志的新聞節目雜志化;以獲「湖南省十佳欄目」稱號的《情動八點》為標志的情感節目雜志化;以獲「中國新聞名專欄」稱號的《方圓調查》為標志的專欄集團化;再加上以《 x檔案》為標志的大型人文地理雜志,集歷史文化、民俗文化於一體的綜合性欄目收視后發制人,四大節目體系日益成熟和完善。Aiming at the functional shortcomings existed currently in widespread use of intelligence drinking water machine with ic card, which cannot identify the expiration of water quality and cannot adjust water price according to the speed of drinking water supplying, etc., this paper puts forward the improved plan which establishes the monitoring devices for fluid volume and speed of water supplying and adds the modules for the unit price adjustment of water supply and the device for limiting water supply, and also adds the usb interface electric circuit, satisfying the communication and function expansion
摘要針對目前普遍使用的帶有ic卡的智能收費飲水機存在的無法判別水質過期和不能根據飲用水機供水速度而自動調節供水單價等功能缺陷,提出了改進方案,設置了供水流量和速度檢測裝置,增加了供水單價調節模塊和限制供水機構,也增加了usb介面電路,滿足通信和擴展功能。Abstract : the article introduces cement slurry rheological characteristics and the method of determining the main parameters for cement slurry rheological characteristics, and analyses the difference between the rotation type and funnel type of viscometers in measuring plastic viscosity and apparent viscosity of cement slurry, and then the limitation of the funnel type of viscometer is described. the difference between rigidity and yield value is pointed out. finally through analysis of cement slurry rheological characteristics, the cement slurry filling mechanism is proposed, and the main factors affecting cement slurry are studied
文摘:介紹塑性流體水泥漿的流變性及確定水泥漿主要流變參數的一般方法;分析旋轉式粘度計與漏斗式粘度計在測定水泥漿塑性粘度、表觀粘度時的區別,說明漏斗式粘度計在使用上的局限性;針對粘聚力(動切力)的測定進行分析,認為粘聚力與動切力為不同的概念.通過對水泥漿流變性分析,提出水泥漿充填機理,並對影響水泥漿擴散的主要因素,即粘度影響水泥漿在節理裂隙中向前擴散的速度,動切力限制水泥漿擴散距離作了說明When the water head and the flow are given, we can regulate the pump ' s blade mounting angle to control the discharge of pump in this pumping station that contains only one type of pump. we also can determine the number of running machines with machine ' s optimal combination. so we can reduce its energy consumption, and make it run optimally and economically
當水頭和抽水流量給定時,這類泵型單一的泵站,可以通過調節水泵的葉片角度,控制水泵的流量,併合理確定開機臺數,通過機組間的優化組合,使整個泵站的能耗最少,達到整體最優、經濟運行的目的。Manual operating hot water flow through the radiator to control the room temperature, its most economical of thermostatic radiator valve. available for : 3 / 4 ", 1 / 2 " / style : straight valve, angle valve
散熱器手動調節閥,通過手動調節散熱器的熱水流量,以達到控制室內環境溫度的目的,是最經濟的散熱器溫控閥。規格及型號: 3 / 4 」 、 1 / 2 」型式:直型、角型。In the water works control aspect, modifying the valve by the effective algorithm can lighten the pipe ' s pressure in order to resolve the water hammer defensive problem
在水利控制方面,針對工程中需要重點解決的水錘防護問題,採取有效的控制演算法,通過控制閥門開度來調節管道流量,達到減輕管道承受的壓力的目的。分享友人