放熱率 的英文怎麼說

中文拼音 [fàngrèlǜ]
放熱率 英文
heat liberation rate
  • 放 : releaseset freelet go
  • 率 : 率名詞（比值） rate; ratio; proportion
  1. Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading

    文摘:為了測錄內燃機缸內的壓力及溫度，開發了一種內燃機燃燒分析儀.該分析儀由國產高速數據採集卡及自行開發的控制軟體組成.它不僅能精確設置每度曲軸轉角內采樣點的個數和採集循環數，而且在採集過程中能實時計算和表徵內燃機工作過程的壓力升高率、平均指示壓力、循環變動率、放熱率等參數.經實際使用以及與國外產品相比表明，此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點
  2. It ' s the first time to explore the combustion characteristics of lpg / diesel mixing fuel engine, and find that, with the change of load and rotation, the changing trend of the ignition delay period of e10 mixing fuel is almost as identical as that of the diesel, but that of e30 mixing fuel is very different. comparing with diesel, the combustion of e10 is improved slightly, but that of e30 greatly changes ; the maximum eruptive pressure decreases ; the maximum pressure increase rate decreases ; the highest releasing heat rate increases ; the highest combustion temperature falls ; the ignition delay period extends

    結果表明: e10混合燃料與柴油的著火滯燃期隨負荷和轉速的變化趨勢基本一致; e30混合燃料與柴油則有所不同; eio混合燃料發動機的燃燒與純柴油相比，略有改善; e30混合燃料的燃燒特性發生明顯的變化，最高爆發壓力下降，最大壓力升高率減小，最大燃燒放熱率增大，最高燃燒溫度下降，滯燃期延長。
  3. We can get many physical parameters through indicator diagram acquired in the experiment. such as indicator work, mean indicated pressure, maximal pressure and corresponding crank angle, maximal rate of pressure rise and corresponding crank angle and mass fraction burned, heat release rate, etc. these physical parameters can analyze and show primary in - cylinder combustion process in engine

    通過實測的示功圖，經過計算整理可以獲得諸如指示功、平均指示壓力、最高燃燒壓力及其對應曲軸轉角、最高壓力升高率及其對應曲軸轉角、已燃質量分數、燃燒放熱率等物理量，可供進一步分析和揭示發動機缸內燃燒過程。
  4. Standard test method for heat and visible smoke release rates for materials and products using an oxygen consumption calorimeter

    利用氧消耗熱量儀測定材料和產品的熱和可見煙霧釋放速率的標準試驗方法
  5. By using the fundamental theories of combustion and a series of experimental study, the combustion characteristics of lpg are investigated. the main parameters such as indicator diagrams and heat release rate are calculated and analyzed

    利用燃燒基本理論，通過大量試驗，探索了火花點發動機燃用lpg的燃燒規律和特性，計算和分析了發動機燃用lpg時的示功圖、放熱率等主要燃燒特性參數的變化。
  6. In the isothermal crystallization experiment, the dsc exothermic curves become flat as decrease of the degrees of undercooling within the experimental temperatures

    在等溫結晶實驗中，在所測試的結晶溫度范圍內，隨著過冷度的減小， dsc放熱曲線趨于變緩，結晶完成時間延長，結晶速率減小。
  7. Xt - yb - 1 is a development of the new company and quartz sand mixed casting artificial marble ( genus said : quartz resin ) resin, the resin curing exothermic peak at the low shrinkage of small, high surface hardness of products, not radioactive

    1是我公司新開發的一種和石英沙混合澆鑄人造大理石（屬稱：石英樹脂）樹脂，該樹脂固化時放熱峰低、收縮率小，製品表面硬度較高，沒有放射性。
  8. It is indicated that the hydration process of cement - based materials with slag, fly ash and silica fume is different in some degree from that of neat cement because of the difference in mineral structure and hydration mechanism. the periods of accelerating, decelerating and terminating are prolonged and hydration reaction decelerates. the second peak of rate curve of the heat evolution could be divided into two small peaks, which are contributed to the hydration of clinkers and mineral mixtures at the temperature of 30 but when temperature comes to 50, the two small peaks combine into one and the reaction accelerates

    結果表明，與硅酸鹽水泥相比，由於礦物摻合料與水泥熟料在活性和水化機理上的差異，水化歷程有較大的改變：多組分體系誘導期、加速期和衰減期延長，水化反應速率明顯降低；低溫時，水化放熱速率曲線上的第二放熱峰細化成分別對應于熟料和礦物摻合料水化的兩個小峰；高溫時，反應速率加快，雙峰合併；進一步研究發現，摻合料的種類與摻量對水化歷程也有較大的影響；建立了適用於多組分水泥基材料不同水化階段的水化動力學方程。
  9. Great difference in pressure for two flow made pressure wave system and it help to extend the delay time for gas in chamber, which increases combustion effusion. second, to increase combustion effusion, the inlet temperature of air and gas should be enhanced in the range of heat releasing in chemical reaction. third, the first work condition is unburned absolutely and the second work condition is burnt in shear layer of inlet and the end of down wall zone in straight segment

    對于壓力差很大的兩股氣流，所形成的壓縮波系的結構可以增加燃氣駐留時間，提高燃燒穩定性;為了提高擴散燃燒的效率，在保證能放熱的化學反應溫度范圍之內，應適當提高燃氣及空氣的來流入口溫度;燃氣噴嘴應居於燃燒室軸線上，是改進超音速燃燒室結構的一種思路。
  10. Fire development processes of different combustion models were given and some corresponding parameters were also suggested

    通過給出熱釋放速率、燃燒持續時間和油池火蔓延速度等關鍵參數的計算方法，詳細描述了其發展過程。
  11. Based on the combustion model, the intermediate combustion products, the rate of the heat release in the swirl chamber, the engine ' s transient pressure and temperature are traced in details during the calculation

    在此模型基礎上，對發動機缸內燃燒的中間產物、渦流室的放熱率、缸內瞬時壓力和溫度進行了分析。
  12. Standard test method for determining the heat release rate of upholstered furniture and mattress components or composites using a bench scale oxygen consumption calorimeter

    用小型耗氧熱量計測定裝飾傢具和床墊部件或組件的放熱率的標準試驗方法
  13. This paper discusses the influence of several parameters in heat release rate formula on the working process and proceeds with numerical simulation to the working process in part load condition according to the locomotive character

    本文討論了放熱率中幾個參數對工作過程的影響，並且按牽引特性對部分工況進行了計算。
  14. In this paper, a calculation method of combustion heat release rate for the swirl chamber coal - bed gas engine is concerned. it can be a useful tool on analyzing the combustion processes for this type engine

    另外，本文開發了一個渦流室式火花點火煤層氣發動機放熱率計算軟體，為分析這類發動機缸內燃燒過程提供一個有效的工具。
  15. Based on the bp neural network, non - linear relation between the combustion light intensity wave and the rate of heat release was set up, the rate of heat release of diesel engine was reconstructed by processing the combustion light intensity wave precisely

    基於bp神經網路，建立了柴油機的燃燒光強與放熱率之間的非線性關系，研究了由燃燒光強重構放熱率的神經網路方法。
  16. The combustion light intensity wave and the rate of heat release of diesel are much different, while the combustion luminous mechanism of diesel spray has not been discovered, so the transforming model of them couldn ' t be obtained by linear method

    摘要由於柴油機的燃燒光強不能等同於放熱率，而且燃燒光強的形成機理也不夠清楚，採用線性的方法難以求得兩者之間的轉換模型。
  17. The temperature of burned and unburned areas, rate of heat release, pressure in - cylinder and the thickness of compositions in running process of engine can be calculated by the model, the calculated results are accord with the measured results in a hydrogen ? fueled engine

    該燃燒模型可以對有關狀態參數、放熱率和組分濃度等進行預測分析。預測結果與實測結果的對比表明該模型具有較好的適用性。
  18. With the pressure measurement system for the swirl chamber diesel engine, by using the methods of equivalent power and the seven point three degree average for the indicator diagram, we can correct the tdc, smooth the pressure curve and make more accurate pressure data that is a well basis for the calculation of combustion heat release rate

    摘要本文在自行開發的渦流室柴油機壓力數據測錄系統的基礎上，利用等效功法和七點三次加權移動平均法，分別對示功圖進行了上止點校正和壓力曲線光順，使壓力數據更精確，為燃燒放熱率的計算打下了良好的基礎。
  19. Under this background, we successfully developed an engine fuelled with coal - bed gas and ignited by spark plug. the measurements for the prototype engine were thoroughly made, including the cylinder pressure, the rate of heat release, combustion duration, ignition delays, spark ignition angle, and the fluctuation of the cylinder maximum pressure

    在此背景下，本文對經由s195柴油機改裝得到的燃用變組分煤層氣發動機進行了全面的測試和分析，包括缸內示功圖、燃燒放熱率、主燃期、點火提前角、火焰發展期以及最大壓力循環波動等。
  20. In this paper, the basic and important parts are studied. for example, the capacity of jet fan in tunnel, the flux distribution and resistance loss in the chimney. this approach is capable of modeling multi - dimensional, time dependent nature of fire in a road tunnel, this paper presents the critical ventilation velocity in various heat release rate and smoke release rate for jingfu highway

    以京福高速公路美菰林隧道的結構參數為依據，當隧道內發生火災時，對隧道煙霧隨時間的發展擴散過程進行了動態的模擬與研究，得出了不同的火災放熱率、發煙率的情況下，控制隧道煙霧迴流的臨界風速這一關鍵數據，為隧道突發火災時的緊急通風控制提供參考。
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