ejector system 中文意思是什麼
ejector system
解釋
噴射器系統-
On the base of the quasi two - stage compression heat pump system with economizer, considering that it can make use of the pressure energy of liquid with high pressure and minish energy losing of the system, ejector is adopted to replace the throttle in the assistant loop, and design the quasi two - stage compression heat pump system coupled with ejector
本課題正是在帶閃發器準二級壓縮熱泵系統的基礎上，考慮到噴射器元件可以有效利用高壓流體壓力能，減小系統能量損失的優點，將其引入系統以替代輔路節流閥，設計出了準二級壓縮?噴射復合熱泵系統。 -
The conclusion is drawn that in the quasi two - stage compression heat pump system coupled with ejector, discharge temperature of the compressor is decreased effectively, electric power is reduced, and heating performance is increased compared with those of the flash - tank throttle system in the same conditions. it shows that the quasi two - stage compression heat pump system coupled with ejector improves performances of air - source heat pump in theory
由結果可以看出:在相同工況下，準二級壓縮?噴射復合熱泵系統可以有效降低壓縮機排氣溫度，所消耗的電功率較閃發器節流系統有所降低，制熱性能有所增加，從理論上說明該系統在解決空氣源熱泵低溫適應性問題上有進一步突破。 -
At the same time, experiment data of the prototype are compared with those of the conventional system and the flash - tank throttle system to test the correctness of the theory. at last, exergy of the quasi two - stage compression heat pump system coupled with ejector is analysed, such as exergy loss, exergy efficiency and exergy loss distributing, and compared with those of the flash - tank throttle system
通過實驗數據來分析該系統的性能，驗證和修正理論分析的方法與結果，並與相同工況下單級系統及閃發器節流系統的實驗數據進行比較，從而得出準二級壓縮?噴射復合熱泵系統低溫適應的優越性，驗證了理論分析的正確性。 -
The operation result showed that with a solar collector of 20 square - meter, the cooling capacity of the solar ejector refrigeration system could meet the demand of a living house of 60 to 70 square - meter ( when the booster was present ) or of 20 to 30 square - meter ( when the booster was absent ) from 10am to 4 pm
模擬運行結果表明，採用20m ~ 2平板真空管集熱器，太陽能噴射式製冷系統從上午10點運行到下午4點期間，可以滿足供60 ? 70m ~ 2 （採用增壓器）或者20 ? 30m ~ 2 （不採用增壓器）住宅空間製冷空調要求。 -
A ejector for is applied in this theory. it can not only regulate the evaporating temperature of each high - temperature refrigeratory but also reduce the back - pressure of the compressor when a system applies this theory. at the same time, the exhaust temperature of the compressor becomes low and the refrigerating capacity per unit of swept volume becomes high
鑒于目前這種現狀，本文提出了以噴射器為基礎的船舶高、低溫冷庫製冷新循環，不但可調節高溫庫的蒸發溫度，而且也可使壓縮機的回氣壓力得到提高，壓縮機排氣溫度降低，單位容積製冷量上升，製冷系數提高，火用效率提高。 -
It shows that the quasi two - stage compression heat pump system coupled with ejector can make use of energy more effectively, which proves that the point of the task is correct. this study will quicken the development of heat pump industries, expand the
本課題的研究有助於加快熱泵行業的發展，擴大空氣源熱泵使用的地域范圍，提高寒冷地區冬季採暖的能源利用效率，滿足能源可持續發展的要求。 -
In the paper, interrelated background and working principle of the quasi two - stage compression heat pump system coupled with ejector are introduced in detail firstly. working process of ejector and scroll compressor with supplementary inlet are analysed mainly and the mathematic model of the system is set up
本文首先對與準二級壓縮?噴射復合熱泵系統的相關背景進行了綜合闡述，並對該系統進行詳細介紹，重點對系統中的噴射器和帶輔助補氣口的渦旋壓縮機的工作過程進行分析並建立數學模型。 -
The main contents of the thesis are shown as follows : presenting fundamental theories of statistic pattern recognition, discussing rgb ( red, green, blue ) color space, ohta color space, hsi ( hue, saturation, intensity ) color space and its converted color space, materials consistency in gray scale and the application in removing foreign bodies in tobacco flows, hence presenting recognition pattern based on " unit recognition ", designing sample machine for this purpose, which consists of material - providing system, optic system, image - grabbing system, real - time intelligent image - processing system and systems of automatically rejecting foreign bodies and self - diagnosis, analyzing and optimizing hard wares, offering concrete designs such as optic system and air - ejector driver circuit, presenting and realizing physical ram
本文的主要內容有：統計模式識別基礎理論及它們在煙草異物識別中的應用；討論了rgb （ red 、 green 、 blue ）基礎顏色空間、 ohta顏色空間、 hsi （ hue色調， saturation飽和度， intensity亮度）顏色空間及其變換空間、物料圖像紋理、灰度均勻性等在煙草異物識別中的應用，並在此基礎上提出了"基於判別單元顏色統計特性"的煙草在線異物識別模型，設計並研製了煙草在線異物實時識別與自動剔除系統原理樣機，它由供料系統、光學系統、圖像數據採集系統、實時智能圖像處理系統、異物自動剔除系統以及自診斷系統等組成。 -
The flow filed and the performance at different ejector structure was studied. 3. the performance of several refrigerants and the thermal storage of the solar ejector refrigeration system were studied
（ 3 ）利用數值模擬方法，比較研究了多種製冷劑和增壓器在噴射式製冷系統中的使用性能，以及蓄熱器在太陽能噴射式製冷系統中的應用和對性能的影響。 -
Recent development on the ejector refrigeration system
噴射式製冷系統研究最新進展 -
Investigation on refrigeration system combining with heat pipe and ejector
熱管噴射式製冷的研究 -
According to the solar radiation data of a city in north china, the simulation of the performance of a solar ejector refrigeration system was carried out, in which r123 was taken as the refrigerant
結合中國北方某城市在夏天太陽能輻射數值，給出了以r123為製冷劑的太陽能噴射式製冷系統在這種條件下的運行結果。 -
The maximum cooling capacity was 1. 8kw with cop of 0. 259 when the booster was absent, or the maximum cooling capacity was 5. 2kw with cop of 0. 777 when the booster was present. 4. an experiment set of solar ejector refrigeration system was built, in order to study its performance characteristics and the key influence factors, in which r123 was taken as the refrigerant
系統最大製冷能力1 . 8kw 、平均cop為0 . 259 （不採用增壓器）或者最大製冷能力5 . 2kw 、平均cop為0 . 777 （採用增壓器） （ 4 ）建立了以電加熱模擬太陽能輻射的噴射式空調系統實驗臺，研究了噴射式製冷系統的工作特性和影響因素，以及製冷劑r123的運行性能。 -
The paper introduces the necessity the purpose and some study methods separately. it also introduces the actuality of the ship refrigerated carrying, types of the refrigeration systems of the ship the stand - alone and more storerooms system in the high and low temperature refrigeratory system of the ship, some advantages of the new cycle, the principle of the erector, the parameter design theory and construction size of the ejector in the new refrigeration cycle, the test study in the high and low temperature refrigeratory system of the ship which includes the test device, the operation console, the principle chart of the refrigeration system, the computer testing results and so on
本文分別敘述了本課題研究的必要性、意義及內容；船舶冷庫製冷系統的型式、船舶高、低溫冷庫的單機多庫系統，並重在理論上分析了新循環較原循環有許多優越性；製冷新循環中的噴射器的原理、參數設計理論及結構尺寸；船舶高、低溫製冷系統的實驗研究，包括實驗裝置、實驗操作控制臺、製冷系統原理圖、微機檢測情況及實驗結果：研究結論與實用價值等。
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