蒸发量

zhēng fā liàng
  • evaporation capacity
蒸发量蒸发量
蒸发量[zhēng fā liàng]
  1. 计算发现系统COP、制热量、料液蒸发量和工质流量随料液蒸发温度的升高而增大,随传热温差的增大而减小,压缩机功耗增大。

    It was found that the system COP , heating capacity , evaporation capacity and the working fluid flow rate increases along with the evaporation temperature , but decreases when the temperature difference increases , however , the compressor power consumption increases .

  2. 市内年蒸发量比郊区增大250~480mm,表现出明显的城市干岛效应;

    The annual evaporation capacity was 250  ̄ 480 mm higher in the urban district than in the suburb .

  3. 基于BP神经网络的浙江省年平均蒸发量插值方法研究

    A research on mean annual evaporation interpolation method of Zhejiang province based on back propagation neural network

  4. 基于灰色关联分析与RBF神经网络的水面蒸发量预测

    Prediction of Water Surface Evaporation Based on Grey-relation Analysis and RBF Neural Network

  5. 近50a海口市降水量与蒸发量变化

    Variation of Precipitation and Evaporation in Haikou City in recent 50 years

  6. 在分析1951-2001年华北地区降水量、气温及蒸发量变化特征的基础上,确定利用月降水量与蒸发量之差的Z指数表征干旱强度。

    The characteristics of precipitation , air temperature and evaporation variation in North China during 1951-2001 were analyzed and the characterization of drought strength were proposed based on Z index of deviation between precipitation and evaporation .

  7. 年平均蒸发量在2000mm以上;

    Mean annual evaporation is 2606.6 mm .

  8. 矿业弃物堆的蒸发量高于对照1~5mm,但矿区的空气相对温度却明显低于对照。由此说明,矿区环境条件迥别于周边环境,更趋于沙漠区的自然环境。

    Evaporation from mining area increased by 1 ~ 5 mm compared with CK , but the humidity of mining area was much lower than CK .

  9. 通过调节分离靶的阴极弧电流,控制靶材的蒸发量,制备了不同Cr含量的(TiCr)N涂层。

    ( TiCr ) N coatings with different Cr content were successfully deposited by adjusting cathode arc currents of the targets of Ti and Cr which can control the evaporation capacity of the targets by arc ion plating .

  10. 年降水量变化呈双波型,在1971和1995年发生两次突变,且都是由多雨期转为少雨期:蒸发量在波动中减小,其趋势系数为0.33(P0.01)。

    The annual precipitation show double wave variation , there were two mutations respectively in 1971 and 1995 , and both from pluvial period to less rain ones ; evaporation deceases in fluctuation . the trend coefficient is 0.33 ( P 0.01 ) .

  11. 该结果为一台蒸发量为22t/h中温中压燃烧稻壳循环流化床锅炉的优化设计和成功投运提供了可靠依据。

    The experimental results provide a solid basis for optimizing design and successful operation of rice husk combustion in a CFB with steam output of 22 t / h and moderate temperature and moderate pressure .

  12. 结果表明,该阶段内土壤水分蒸发量平均值为5.77mm,最大值与最小值分别为10.45mm和1.70mm,变异系数Cv为0.324,属于中等变异强度;

    Results showed that the mean of soil water evaporation in this period was 5.77 mm , the maximum was 10.45 mm and the minimum was 1.70 mm , the coefficient of variation C_v was 0.324 ,( it 's ) belong to moderate variability ;

  13. 实验结果表明,系统热负荷、物料蒸发量和冷凝量、系统制热系数COP、压缩机理论耗功量和理论热媒流量均随着料液蒸发温度的升高而增大。

    The results showed that , when the evaporation temperature increase , the heat load , the material evaporation and condensation capacity , the system heating coefficient of performance COP , compressor theoretical power consumption and the theoretical heating medium flow rate all increased .

  14. 而由Es3上段向Es1段过渡时,气候骤然变得干旱,导致降雨量减小,蒸发量增大。

    And from the upper Es_3 to the Es_1 member the paleoclimate became abruptly dry , which resulted in a decrease in rainfall and rapid evaporation .

  15. 结果表明;覆草量与盆钵土壤日均蒸发量、节水量及表层0~5cm土层含水量和含盐量有一定的定量关系;

    The results indicated that there were quantitative relations between straw cover amount and average per-day evaporation capacity , water-saving amount , 0  ̄ 5cm soil water content , 0  ̄ 5cm soil salt content .

  16. 6年蒸发量是影响青海湖北岸草甸化草原植物7、8月份覆盖度的主要因子,呈负相关关系(P0.01)。

    Annual evaporation was major climatic factors affecting on the height of Artemisia scoparia.6.The annual mean evaporation was a main factor to impact the cover degree of plant populations of meadow grassland in July and August , and there was a negative correlation between them ( P0.01 ) .

  17. 利用SPSS(V11.5)软件统计分析表明,天山云杉林对土温和蒸发量的影响比对大气温度和湿度的影响显著。

    With the analysis of SPSS ( V11.5 ), it is concluded that the influence of Tianshan Mountain Spruce on soil temperature and evaporation is more obvious than that of the temperature and humidity .

  18. 本文在Eagleson随机动力学水平衡模型的基础上,改进了原模型中蒸腾、蒸发量等项的计算方法;

    A new equation for calculating the transpiration and evaporation by means of Eagleson stochastic dynamic water balance model is presented in this paper .

  19. 同时分析了P-M法计算的ET0值和水面蒸发量之间的关系,为利用水面蒸发资料估算新疆地区ET0值提供参考。

    Meanwhile the relationship between the ET_0 value computed by P-M method and evaporation is analyzed and that can provide a reference for estimating ET_0 using evaporation data for Xinjiang region .

  20. 试验结果:系统灌注液氦平衡后,连续16个小时液氦的平均蒸发量为1.1升/小时,磁体系统磁场强度大于5T,基本满足用户的使用要求。

    Tests results : The performances are vapor rate of liquid helium is 1 . 1 liter / hour in 16 hour . magnetic field strength is up to 5T . It will meet user 's requires .

  21. 对河流故道区砂质土壤水分运移规律及灌溉制度研究结果表明,不同灌水量处理灌水后7d内土壤蒸发量差异较小。

    The moisture migration regularity and the new irrigation method in the sandy soil of river ancient channel were studied . The results indicate that the soil water evaporation capacity in 7 days with different treatments of irrigating water quota is not significantly different .

  22. 并得出电子枪束宽过窄,电子枪功率密度高于15kW/cm2时,会使导热损失增加、蒸发量减少的结论。

    The results show that the heat conduct loss will increase and the amount of evaporation will decrease while the electron beam width is too narrow and the electron beam power density is above 15kW / cm 2 .

  23. 从季节上看,风速、蒸发量为春季、秋季ET0主要影响因素,温度、风速为夏季ETo主要影响因素,冬季风速为主要影响因素。

    From the point of the season , wind speed and evaporation for spring , autumn ETo major effect factor , temperature , wind speed for summer ETo major effect factor , wind speed for winter ETo major effect factor .

  24. 层位为35cm时砂层对潜水蒸发量和土壤表层返盐的抑制率可达70%~80%左右。

    The controlled amount for the sand layer against the water and salt transport was 70 % ~ 80 % when the distance was more than 35 cm .

  25. 本文用数值模拟的方法,对三菱公司生产的MB-FRR型锅炉(最大连续蒸发量为2290t/h)的燃烧过程进行了多个工况的计算分析,以期对锅炉的优化设计和运行提供有益的指导。

    This paper focuses on the burning process of the MB-FRR boiler produced by Mitsubishi , and several conditions are simulated to provide instructive guidance for the optimum design and operation of the boiler .

  26. 实际观测表明,当生态经济林平均单株土壤水分净集蓄量达到树体蒸发量的2倍时,经济林才能正常生长结果,而要达到这个集蓄量,年降雨量需大于400mm。

    The practical observation shows : when average net storage amount of moisture of each tree is two times of evaporation , economic forest can grow and fruit normally . If annual precipitation can exceed 400 mm , the needed storage amount can be achieved .

  27. 该机组设计蒸发量61.11kg/s(220t/h),汽压9.8MPa,过热汽温540℃,燃用当地劣质褐煤。文中列有性能测试结果。

    The unit is designed to burn local low-grade lignite and to produce 61.11kg/s ( 220t / h ) of superheated steam at 9 . 8 MPa and 540 ℃ - The typical operation data and the performance test result are also introduced in this paper .

  28. 内陆干旱区潜在蒸发量的计算

    An Experimental Study on Potential Evapotranspiration in Arid Area in Xinjiang

  29. 地下水埋深、蒸发量和退水量之间具有负相关性。

    Drainage water volume connected negatively to groundwater table and evapotranspiration .

  30. 水体表面蒸发量计算模式检验

    Test of Models for Evaporation From The surface of Water Bodies