焓降 的英文怎麼說

中文拼音 [jiàng]
焓降 英文
enthalpy drop
  • 焓 : 名詞[物理學] （單位質量的物質所含的全部熱能） enthalpy; total heat; heat content; sensible heat
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  1. Takes several energy saving measures for air conditioning system, nick a large capacity centrifugal chillers working with variable frequency nil capacity chillers, variable frequency and variable flow control on secondary pump water systems, cooling tower for four - pipe water system in winter, fan - coil unit for commercial peripheral zones aid all - air systems for interior zones, variable frequency control on supply and exhaust air fain, enthalpy control on fresh air cooling in winter and intermediate season

    採用了多項空調節能措施：大冷量離心冷水機組搭配變頻小冷量機組，二次泵變頻變流量空調水系統，四管制風機盤管冬季用冷卻塔換冷供冷設計，商業外區風機盤管、內區全空氣空調系統，送風機、排風機變頻控制，過渡季、冬季利用室外新風通風降溫的焓值控制設計。
  2. Temperature drop calculation of waxy crude in a buried pipeline after shutdown using enthalpy formulation

    採用焓法方程計算埋地管道含蠟原油停輸溫降
  3. Puts forward an improved method based on the theory in which the enthalpy difference is considered as the driving force in heat transfer under wet cooling conditions and thinks that the method can halve the testing work, require less for the experiment devices and reach higher accuracy

    認為該方法遵循了焓差是濕工況下換熱推動力的規律，試驗工作量減少一半以上，對試驗裝置的要求降低，由試驗數據整理出的公式用於表冷器熱力計算完全可以滿足空調常用范圍內的要求。
  4. The improved cyclical function method is analyzed quantitatively through using the theory of the equivalent enthalpy drop and the real - time thermal consumption analysis can done

    並應用等效焓降理論對循環函數的定量分析加以改進，進行了耗差分析。完善了循環函數法在機組局部定量計算分析的方法。
  5. Touch on developing large - flow and high - pressure ratio impressor and large - enthalpy drop turbine, reducing harmful emission, solving the major problems of high - temperature blade material, cooling, protective coating and single - grain blade casting, and comfirm some important manufacturing techniques

    涉及了開發大流量高壓比壓氣機、大焓降渦輪，降低有害排放量，解決高溫葉片的材料、冷卻、保護塗層及單晶葉片鑄造等主要問題，並確認了一些關鍵的製造技術。
  6. On the deep foundation that studies and understands thermaldynamic system of steam power plant, this text is to compare analytic theories and computation method constantly used at present on the economy of thermaldynamic system of steam power plant, calculate the influences on thermal economy with theory of equivalent enthalpy drop when high pressure heater is into stoppage, prove influences degree on thermal economy when the composition of heater stoppage is diffrent, define regenerator rate and offer theoretical direction for heater stoppage

    本文在對火力發電廠熱力系統深入學習、掌握的基礎上，對目前幾種常用的火力發電廠熱力系統經濟性分析理論和計算方法進行了比較，以等效焓降理論對高壓加熱器停運時熱經濟性的影響進行了計算，說明了高壓加熱器各種停運組合對熱經濟性的影響程度;提出了加熱器回熱率概念，從而為高壓加熱器切除提供了理論指導。
  7. The experimental results show that the distribution of the radial static pressure behind the model cascade can be controlled by changing the diameter, number and distribution of the holes at different radius of the full circled backboard with the holes properly ， and the experiments variable enthalpy drop in the model cascade can be realized by using out - circled backboard or in - circled backboard which are set on the different distances from the trailing edge of the model cascade

    實驗結果表明，適當選擇全環鉆孔擋板不同半徑處的鉆孔率、鉆孔直徑與分佈，可調節靜葉后徑向靜壓分佈，採用外環或內環擋板，並將其分別置於靜葉的近、中、遠下游，可實現靜葉柵的變焓降實驗。
  8. Abstract : on the basis of the principle of equivalent enthalpy drop, the online calculating model on the influence of every heater end temperature difference on the unit economy is established which shows the online influence degree. therefore, it provides the theory basis for overhaul workers

    文摘:以等效焓降理論為基礎，建立了各級加熱器端差對機組經濟性影響的在線計算模型.通過該計算模型可以在線顯示每級加熱器端差對機組熱經濟性影響的程度，從而為運行檢修人員提供了理論依據，對電廠節能有一定的現實意義
  9. In this paper, the theory of equivalent enthalpy drops is introduced first. then this paper deduces the theory for economic quantitative analysis of power units thermal circulation system, and according to the operational characteristic emphasizes the application to energy - loss analysis of heat - supply units

    在本文中，首先以等效焓降理論為基礎，闡述了火電機組熱力系統經濟性定量分析的原理，並根據機組運行的方式和特點，主要針對供熱機組介紹了性能能損分析的理論方法。
  10. Later, the paper ascertains how the prominent factors influence the humidifying effect by single factor experiment and got such solutions : when other situations do n ' t change, the nozzle flux will enhance with the increase of the nozzle aperture and spraying pressure. air ' s changing quantity of enthalpy and absolute humid, valid humidified quantity, humidifying efficiency and saturation efficiency will enhance with the increase of the initial water temperature. with the enhance of the praying pressure, the valid humidified quantity and air ' s changing quantity of enthalpy will increase first and decrease later, while the humidifying efficiency will drop

    然後通過單因素試驗確定影響顯著的因素如何作用加濕效果，得到：在其他條件不變的情況下，噴嘴流量隨噴嘴孔徑和噴水壓力的升高而增大，空氣焓變量、絕對濕度差、有效加濕量、加濕效率及飽和效率隨噴水初溫的升高而提高，有效加濕量和空氣焓變量隨噴水壓力的升高先增加然後有所下降，而加濕效率隨噴水壓力的升高而下降，焓變量和絕對濕度差隨水氣比的增加而增大。
  11. This program can predict the wall temperature 、 internal wall heat tranfer coefficient 、 fluid temperature and entropy profile along the water wall. all of these provide an important foundation for designing this type of water wall structure to ensure the safety of the boiler operation. this hydrodynamic calculation program and the results can be used to analyze operation reliability and structure design of water wall system

    利用所開發的程序對設計的超臨界cfb進行了計算，給出不同負荷下，水冷壁出口工質溫度分佈，水冷壁受熱面不同位置處的金屬壁溫、內壁放熱系數、流體溫度焓值分佈，以及不同管子的流動壓降等結果，為分析鍋爐工作可靠性及水冷壁系統的結構設計提供了重要依據。
  12. The result shows the conductivity factor of organic phase change materials was heightened, the temperature of phase change was changeless, and, the entropy of phase change was reduced after adding these additives

    結果表明，加入上述添加物后，有機相變貯能材料體系的導熱系數能有效地提高，相變溫度幾乎沒有改變，相變焓會有所下降。
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