水流量熱器 的英文怎麼說
中文拼音 [shuǐliúliángrèqì]
水流量熱器
英文
water flow calorimeter- 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...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 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
- 流量 : rate of flow; flow; runoff; discharge; throughput; (flow) rate; quantity (of flow); flux
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Heat convected, a mode of motion developed by such combustion, was constantly and increasingly conveyed from the source of calorification to the liquid contained in the vessel, being radiated through the uneven unpolished dark surface of the metal iron, in part reflected, in part absorbed, in part transmitted, gradually raising the temperature of the water from normal to boiling point, a rise in temperature expressible as the result of an expenditure of 72 thermal units needed to raise i pound of water from 50 to 212 fahrenheit
燃燒所引起的運動形式之一-熱對流傳熱,不斷地加速度地從熱源體傳導給容器中的液體,由那凹凸不平未經打磨的黑色鑄鐵面把熱向周圍發散出去一部分反射回來,一部分被吸收,另一部分被傳導,使水的溫度從常溫逐漸升到沸點。這種溫度的上升可作為消費結果標志如下:將一磅水從華氏五十度加熱到二百十二度,需耗七十二熱量單位。For a soil or rock of water - lacked, a heat transfer theoretical model is developed, which is a steady or unsteady, the results show that reservoir temperature, thermal diffusion coefficient, inlet temperature, flow rate of and run time of ground source heat pumps have an effect directly on heat transfer process of dhe. it can deduce that intermit running is favorable for this type of soils and rocks
對于貧含水地下巖土層建立了穩態與非穩態傳熱的理論模型,分析結果表明,巖土層的熱儲溫度、導溫系數、埋地換熱器進水溫度、流量以及地源熱泵系統的運行時間或開停機比,都對埋地換熱器的傳熱過程產生直接影響,可以推斷,對于該類型巖土層的地源熱泵系統,採用間歇運行將是有利的。Choosing the thin silicon steel board to be the vortex heating board material can not only decrease the weight of water heater and make the water heater smaller, but also accord with the tending to skin effect
選耿薄的硅鋼板作渦流加熱板的材料不僅符合渦流的趨膚效應,還可以大大減輕熱水器的重量和減小熱水器的體積。Through measuring residual swhirling flow field in the flue duct of a real boiler, and analysing layout features of front and back platen supe - heaters in large - scale tangential firing boilers, the flue gas energy distribution regularity in horizontal flue duct of tangential firing boilers has been studied
摘要通過對實際鍋爐煙道煙氣殘余旋轉流場的測量及大型切圓燃燒鍋爐前、后屏過熱器的布置特點分析,研究了切圓燃燒鍋爐水平煙道煙氣能量的分佈規律。The goal is to control the water outlet temperature by manipulating the flow rate of the steam and control the water inlet rate by manipulating the height of the water level in the water tank
本文中,換熱器的控制任務主要有兩個,首先通過控制水箱進口水閥門開度,進而控制水箱水位,進而控制換熱器進口水流量。By using a same boundary dimensions high efficient and new type copper exchanger substituted carbon steel oil condenser, and increasing flow rate of circulation water to reduce the temperature of freezing oil which feeds into compressor stage, to eliminate the malfunction during compressor operation, and improve running efficiency of the machine
採取將碳鋼材質的油冷卻器更換成等外形尺寸的高效新型銅管換熱器、增加循環水流量的方法,降低了進入二段壓縮機冷凍油溫度,排除了壓縮機運行中的故障,改善了機組的運行效率。3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant
對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱面結構熱力計算、鍋爐給水加熱器結構參數設計、煙道阻力計算及鍋爐元件強度校核等;改進了水冷壁布置使換熱效果更好,減少輻射換熱損失;改進對流段結構,更充分的利用爐膛出口煙氣余熱,提高熱效率;並且進行了煙氣阻力計算、熱效率計算和能量平衡測試,對改進后的稠油燃料和改進前進行了對比,燃燒狀況和熱效率有明顯改善。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。Various forms of combining parts of the invention, by which water in multi - stage recirculating water - heating tank for collector and / or multi - stage confluent water - heating tank, as a whole or separately, can be heated by solar energy collector, or a heat pump, or an electrical heater, fall into the following categories : on sunny day, it ' s enough to use the solar energy collector to heat water, then hot water is stored ; in confrontation with off - peak electricity at night, use the heat pump or the electrical heater to heat water, then hot water is stored ; during the time of a cloudy day without off - peak electricity, use the heat pump to instantly heat water according to the storage capacity of predetermined amount of produced hot water, then hot water is stored
所述的經太陽能集熱器、或熱泵、或電加熱裝置同時或分別對集熱器循環加熱水箱、分級加熱式匯流熱水箱中的水進行分級加熱的組合包括:陽光天可全部採用太陽能集熱器進行加熱和儲存熱水,夜間峰谷電時段可採用熱泵或電加熱裝置進行補充加熱和儲存熱水,無陽光的非峰谷電時段可根據定量的熱水儲量設置需求採用熱泵進行即時加熱和儲存熱水。An analysis is made of the causes for the problems of the decrease in quench water flowrate, abrasive wear of the coal water pipes, and blockage of the heat exchanger for ash water and the revamp measures, and after an inquiry into them, improvement measures are proposed
摘要對氣化裝置激冷水流量的降低、黑水管道磨損、灰水換熱器堵塞問題的產生原因及改造措施進行分析和探討,提出改進措施。There are five parameters need to be measured. there are five channels for input : the displacement of casting - roller, the rotate speed of casting - roller, the pressure of casting and rolling, the casting temperature and the water - speed of cooling water. they are measured by raster, photoelectric coder, strain pressure sensor, thermocouple and turboflowmeter
系統需要進行監測的參數有五個,即有五路輸入信號:鑄輥位移、鑄輥轉速、鑄軋壓力、澆鑄溫度、冷卻水流速,分別採用光柵、光電編碼器、應變式壓力傳感器、熱電偶和渦輪流量計作為檢測元件。Through developing a 2 - dimensions heat transfer model of buried pipe - in - pipe heat exchanger and simulating the process by computer, the author figures out inter - relations of factors which influence characteristics of buried pipe - in - pipe heat exchanger, such as pipe diameter, pipe length, ratio of pipe diameters, flow rate, inlet water temperature, patterns of water inlet and outlet, and material features made of pipe, and proposes some optimizing indexes of buried pipe - in - pipe heat exchanger. the author studies the " heat - - short circuit " phenomenon as well and gives < wp = 5 > some important results
本文通過建立地下套管式埋管換熱器傳熱過程的二維傳熱模型,並藉助計算機對分析結果進行解析,弄清了影響埋管換熱器性能的管徑、管長、管徑比、通過流量、進水溫度、進出水方式以及管材等參數的作用,並提出了相應的優化指標,對研究界懸而未決的「熱短路」問題也進行了細致分析,得出了有關結論。Main contents for studying of the paper is : ( 1 ) analysing the outcome, characteristic and the problem of the hot water supplydesign second flow method in the europe and the usa. ( 2 ) it is determined that value frequenly of different fixture use in the period of using water high peak. ( 3 ) the relation between the n and the hot watersupply design second flow is got by applying program to computer under the different probablity
本課題研究的主要內容為: ( 1 )分析對比歐美主要國家熱水設計秒流量計算方法的結果、特點及存在的問題; ( 2 )根據我國居民生活用熱水特點,由用水量標準推算出各類型水用戶用水高峰期的衛生器具使用概率; ( 3 )編制計算機程序,計算不同使用概率情況下,給水當量與熱水設計秒流量的關系表; ( 4 )建立熱水設計秒流量q _ g和給水當量n與使用概率p之間的相關關系; ( 5 )繪制《建築給水排水設計規范》中有關熱水設計秒流量計算方法的計算用圖表。The results show that while the mass flow of refrigerant is 1. 85g / s, the inlet temperature of refrigerant is 18. 9, the evaporating pressure is 0. 62mpa, the mass flow of water is 31. 1g / s, and the inlet temperature of water is 36. 9, the refrigerant of miniature evaporator wholly vaporizes in the tube, and the heat transfer rate is 342w. it achieved the demand of design
經過實驗測試,當製冷劑質量流量為1 . 85g / s ,製冷劑入口溫度為18 . 9 ,蒸發壓力為0 . 62mpa ,水的質量流量為31 . 1g / s ,水的入口溫度為36 . 9 ,此時,螺旋管蒸發器內製冷劑完全蒸發,換熱量342w ,達到了微型蒸發器的預期設計要求。At the same time, experimental study on boiling heat transfer by changing mass flow of refrigerant, mass flow of water, and inlet temperature of water was also finished. and then the performance of miniature evaporator was estimated
本文完成了液單相、兩相熱平衡實驗和阻力特性實驗,研究了製冷劑在管內流動的壓降;同時進行了微型蒸發器流動沸騰實驗,通過改變製冷劑質量流量、水的質量流量、水的進口溫度等,實現了對微型蒸發器的性能評價。This new technology changes from the traditional method by which the induced and compressor wheel separately are designed and produced to a new one by which the one - piece compressor is designed. on the basis of this new technology and the optimum blade profile, the performance of both the compressor and the turbocharger is largely improved. through the heating power calculation of the compressor, the analysis of the surge and the block of the compressor, the test - bed performance test of the turbocharger, the matching test of turbocharger and diesel engine, the propulsion test of the turbocharger on plateau condition, it is proved that the newly - designed compressor not only has high efficiency, but also improves the flow distribution in the high efficiency area so that the propulsion line can run through the high efficiency area
主要內容包括:提出一種全新的壓氣機葉輪技術和概念,這種技術將傳統的導風輪和壓氣機分開設計、單獨加工改為整體設計、整體加工的單體葉輪;從增壓器與柴油機配機計算所得出的基本參數出發,通過對壓氣機進行熱力計算,確定壓氣機的基本結構參數;再對葉型以及葉輪輪廓與葉輪罩殼的配合間隙進行優化,對新設計的壓氣機進行喘振和堵塞分析;通過增壓器平臺性能試驗,驗證了新設計的壓氣機的性能水平得到了較大的提高,達到了提高增壓器的整體性能水平的目的;通過增壓器與柴油機配機試驗、以及增壓器用於高原條件下的牽引試驗,驗證了新設計的壓氣機不但具有高效率,還改善了高效率區的流量分佈,使牽引特性線貫穿高效率區。Measurements were made of system pressure, mass flow rate of steam, air, and cooling water, temperatures of condensing flow and cooling flow, and the water level of boiler. the major phenomena observed in the present experiment are similar to those by other investigators. the mass flow rate of steam, the system pressure and air content are the most important factors affecting steam condensation
實驗結果表明,維持二次側冷卻水流量不變,無論對于純凈蒸汽還是含有空氣的蒸汽冷凝,隨著蒸汽發生器加熱功率的增大(即蒸汽流量增大) ,有效冷凝段長度將加長;當蒸汽中含有少量空氣,有效冷凝段長度也會明顯加長;提高系統壓力,有效冷凝段長度將縮短。The simulation results indicated that the air flow, airside pressure drop, water flow and flux of heat exchange in water side decreased with the increase of frosting time, and the airside pressure increased
模擬結果表明,隨著結霜量的增加,空氣側換熱器的換熱量減小,風量也將逐漸減小,而阻力卻迅速增加;水側換熱器的換熱量減小,水流量也減小。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 order to decrease heating of driving coil, the structures of electromagnetic circuit and offset magnetic circuit in actuator are carried out design calculation and experimental study, and the shapes of them are optimum designed. the effect of
研究了驅動線圈的發熱對執行器的微位移精度的影響,在驅動線圈內部設計了冷卻水箱以抑制其發熱,給出了冷卻水流量的計算公式,閑除了冷卻水循環系統;以所u的磁場與位移感知型超磁致伸縮微位移執行器為核心,構成其微位移驅動系統。分享友人