单词 | 焓 | ||||||||||||||||||||||||||||||||||||
释义 | 焓—enthalpyExamples:自由焓—Gibbs free energy free enthalpy (thermodynamics) 热焓—enthalpy heat content (thermodynamics) 显焓—energy required go from one state to another sensible enthalpy (thermodynamics)
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说明:建筑和新风的总冷、热量指计算出的建筑采暖空调负荷与由新风焓差计算出的新 风负荷。 greencouncil.org | Note: the total cool and heat needed by the building and fresh air refers to the [...] load of heating and air-conditioning of the building, and load of fresh air [...] calculated by enthalpy difference of [...]fresh air. greencouncil.org |
为扩展压缩机技术和产品线,艾默生环境优化技术在家用领域推出了具有高效制热能力和高舒适度的谷轮涡旋™喷气增焓(EVI)变频压缩机。 emerson.com | To expand its compressor technologies and product line, Emerson Climate Technologies also unveiled the Copeland [...] Scroll ™ variable speed compressor with [...] Enhanced Vapor Injection (EVI), offering [...]improved heating performance and comfort in residential applications. emerson.com |
同时,该压缩机通过喷气增焓装置实现制冷剂过冷,不但维持压缩机安全运行温度,而且提升了压缩机的性能和可靠性。 emerson.com | Enhanced vapor injection to achieve refrigerant subcooling allows the compressor to maintain safe operating temperatures while enhancing its performance and reliability. emerson.com |
根据艾默生环境优化技术内部实验数据显示,在零下 25 摄氏度,通过转速提高和喷气增焓技术可以使系统低温制热能力接近系统的额定制冷能力,让消费者在享受全年舒适室内环境的同时,显着降低耗电量。 emerson.com | According to tests in Emerson Climate Technologies, variable capacity control coupled with EVI technology can enable efficient and reliable system heating performance in ambient temperatures as low as -25°C, with effective heating at low ambient temperatures approaching the system’s rated refrigeration capability. emerson.com |
本课题将介绍化学能学的基本概念及 一些焓变词汇。 334.edb.hkedcity.net | Basic concepts of [...] chemical energeticsand enthalpy terms areintroduced [...]in this topic. 334.edb.hkedcity.net |
从试验上分析热喷或膨化工艺,由于其缺乏汽体膨胀做功的必要结果条件,因此热喷和膨化工艺从工程热力学焓、熵、火用、火无等基础热力学过程来分析,缺乏对物料产生膨化做功的热力学条件,如果对未完成膨胀做功的热喷、自动蒸煮及膨化工艺,不顾工程热力学基本原理,毫无任何学术价值臆想它与完成膨胀做功的汽爆一致,主观的认为爆破速度与结果无关,那么仅可以理解为一种商业宣传或者一种幻想。 gentle-st.com | From the experimental analysis of thermal sprayed or extruded on the process, the vapor expansion due to its lack of a necessary result of doing work conditions, the thermal [...] spray process from engineering [...] thermodynamicsand puffingenthalpy,entropy, exergy, [...]fire and other basic thermodynamic processes [...]without analysis, the lack of materials thermodynamic conditions have puffed acting, if acting on the outstanding expansion of thermal spraying, and extrusion cooking process automatically, regardless of the basic principles of engineering thermodynamics, without any academic value conjecture it to complete the expansion work done with the same burst of steam, that the subjective speed blast nothing to do with the results, then only can be understood as a business promotion or a fantasy. gentle-st.com |
透过本课题的学习,学生可建立以下的价值观和 态度: y [...] 重视以有系统的方式來理解化学反应热变的需要 y 体会跨学科关系的重要性,如焓变的计算涉及物理热学的定量处理方法 y 接受在可容忍范围内的定量实验结果 334.edb.hkedcity.net | Students are expected to develop, in particular, the following values and attitudes: y to value the need to understand heat changes in chemical reactions in a systematic way. y to appreciate the importance of interdisciplinary relevance, e.g. knowledge of [...] quantitative treatment in thermal [...] physics is involved in enthalpychange calculations. [...]y to accept quantitative experimental [...]results within tolerance limits. 334.edb.hkedcity.net |
为鼓励更多来自暖通空调及制冷行业的优秀人才和创新设计参与竞赛,2012艾默生杯在原有的四大组别——设计院工程师组、应用经销商组、零售业及冷冻产品组和院校学生组内,将着重表彰喷气增焓技术、商用空调应用、零售业及冷冻产品应用和数码涡旋应用等方面的成就。 emerson.com | To encourage outstanding talent and innovative design, the Emerson Cup recognizes achievements in scroll heating technology, commercial airconditioning, retail and refrigeration, and Digital Scroll applications across four categories: AC-Engineering Group, AC-Dealers, Retail Solutions & Refrigeration, and Students. emerson.com |
设计院工程师组的另一项大奖——最佳超低温设计奖的获奖项目鲁银银河大厦,其特点是根据建筑性质合理采用了数码涡旋多联机系统,在设计上做到了设计指标正确、系统设计合理,并结合了气候条件,合理采用了喷气增焓技术,使得机组在超低温极端情况下仍然能够较好地发挥供热的功能。 emerson.com | The project uses the right design matrix and suitable system. The adoption of vapor injection technology, considering the climate conditions, is proper to enable heating to function normally under extreme weather conditions of ultra-low temperatures. emerson.com |
进行涉及上述焓变循环和有关焓变的计算(特别求出难以从实验中测定的焓变)为让学生能够发展学习成果,以下建议的学习活动可供參考: y 利用合适方法和技巧设计并进行实验求出以下反应的标准焓变:(a)酸 硷中和及(b)酒精的燃烧 y 參照赫斯定律,为反应焓变或其他标准焓变的定量关系绘画焓变循环和焓级图y 与其他精密技术相比,讨論简单量热法的局限性 y 进行涉及(a)标准生成焓变、(b)标准燃烧焓变及(c)其他标准焓变等标准 反应焓变的计算 y 进行实验测定金属氧化物或金属碳酸盐的生成焓变y找出解决有关标准反应焓变问题的不同方法 y 探究暖手器或冰垫所涉及的化学原理 334.edb.hkedcity.net | Some related examples are: y using appropriate methods and techniques to design and [...] carry out the [...] determination ofstandard enthalpy change of(a) acid-base neutralisation and (b) combustion of alcohols. y constructing enthalpy change cycles and enthalpy level diagrams to quantitatively relate, according to Hess’s law, reaction enthalpy changes and other standard enthalpy changes. y discussing the limitations of simple calorimetric methods as opposed to other more sophisticated techniques. y performing calculations on standard enthalpy change of reactions involving (a) standard enthalpy change of formation, (b) standard enthalpychange of combustion and (c) other standard enthalpy terms. y performing experiments to determine the enthalpychange of formation of metal oxides or metal carbonates. y finding out different approaches to solving problems ofstandard enthalpy changes in chemical [...]reactions. y investigating [...]the chemistry involved in hand-warmers or cold-packs. 334.edb.hkedcity.net |
我们把喷气增焓技术引入到变频压缩机中,充分优化空调系统,为客户提供高能效、强低温制热的产品。 emerson.com | The new Copeland Scroll™ variable speed compressor with EVI technology enables air-conditioning systems to be optimized for maximum energy efficiency and effective heating at low ambient temperatures, offering unmatched indoor comfort and energy savings. emerson.com |
以正戊烷(C5)作为标定色谱死时间的探针分子,正己烷、正庚烷、正辛烷和正壬烷作为非极性探针分子,计算了不同温度下UTP的色散表面自由能;以四氢呋喃、丙酮和三氯甲烷作为极性探针分子,计算得到了UTP表面的酸碱作用吸附自由能和吸附焓。 chrom-china.com | The γds and the acid/base characters of UTP’ surfaces were estimated by the retention time with different non-polar and polar probes at infinite dilution region. n-Pentane (C5), n-hexane (C6), n-heptane (C7), n-octane (C8) and n-nonane (C9) were chosen as the non-polar probes to characterize the γds. chrom-china.com |
理是将自来水通过机组内置的增压泵将水加压到3kg/cm2 [...] 左右后通过若干专用陶瓷喷头将水呈极细的雾状喷出,使其在空气中自然汽化后达到加湿目的,必须在下游设挡水装置阻止水珠水雾带入风机之中,可实现等焓加湿处理。 gzyaoan.com | This kind of humidifier is usually installed on the lower surface of the surface cooler without another box space being equipped; ③ high-pressure water spraying humidifier: the principle is that the tap water pressure is added to about 3kg/cm2 by a built-in surcharging pump and sprayed out through several special porcelain sprinklers in the pattern of mist to make it evaporized in the air naturally to fulfill the object of humidification; a water-blocking device must be equipped on the lower part [...] to prevent the water drops or water mist from [...] entering the fan andthe adiabatichumidifyingtreatment [...]can be realized. gzyaoan.com |
包含上述方程(变温,T,程度AGGRegation,Φn)的三个参数, 即伸长H E,伸长温度 T E(自组装开始时的温度)和参数Φ 税务总局介绍,这是确保ΦN /Φ 总局焓不超过团结,从约束,聚集度不能超过团结如下。 jove.com | Above equation contains (next to the variable temperature, T, and the degree of aggregation, Φn) three parameters; i.e. the enthalpy of elongation he, the elongation temperature Te (the temperature at which the self-assembly starts) and the parameter ΦSAT, which is introduced to ensure that Φn/ΦSAT does not exceed unity, which follows from the constraint that the degree of aggregation cannot exceed unity. jove.com |
艾默生环境优化技术将高效永磁电机技术(BPM)和喷气增焓技术结合起来,大大降低了压缩机的排气温度,扩展了实际应用中的运转范围。 emerson.com | Designed for residential and light commercial HVAC applications, including VRF systems, the Copeland Scroll™ variable speed compressor design effectively combines Emerson’s brushless permanent magnet (BPM) motor technology and Enhanced Vapor Injection feature to significantly expand its operating range. emerson.com |
中国上海( 2013 年 4 月 8 日)— 日前,Emerson (纽约证券交易所股票代码: EMR)旗下业务品牌,艾默生环境优化技术在亚太市场发布应用喷气增焓(EVI)技术的谷轮涡旋™变频压缩机。这款集成公司尖端技术的变频压缩机将提升家用空调系统性能,推动家用空调市场进入更高能效、更高舒适度的时代,并将在 4 月 8 日到 10 日期间的 2013 中国制冷展上首次亮相。 emerson.com | Shanghai, CHINA (April 8, 2013) - Emerson Climate Technologies, a business segment of Emerson (NYSE: EMR), has recently launched a Copeland Scroll™ variable speed compressor for the Asia-Pacific market. emerson.com |
以正己烷、正庚烷、正辛烷和正壬烷作为非极性探针分子测定[AMIM]Cl在343.15、353.15、363.15和373.15 K温度下的表面色散自由能;以二氯甲烷、三氯甲烷、丙酮、乙酸乙酯、四氢呋喃作为极性探针分子测定离子液体Lewis酸碱性质,并测定了吸附自由能和吸附自由焓变等热动力学参数。 chrom-china.com | Four n-alkanes, including n-hexane (C6), n-heptane (C7), n-octane (C8) and n-nonane (C9), were chosen as the apolar probes to characterize the dispersive component of the surface free energies at 343.15, 353.15, 363.15 and 373.15 K, respectively; and dichloromethane (DCM), trichloromethane (TCM), tetrahydrofuran (THF), ethyl acetate (EtAc), acetone (Acet) as the polar probes to estimate the Lewis acid-base parameters to judge the interactions between [AMIM]Cl and the solvents. chrom-china.com |
设计院工程师组的另一项大奖——最佳超低温设计奖的获奖项目鲁银银河大厦,其特点是根据建筑性质合理采用了数码涡旋多联机系统,在设计上做到了设计指标正确、系统设计合理,并结合了气候条件,合理采用了喷气增焓技术,使得机组在超低温极端情况下仍然能够较好地发挥供热的功能。 emerson.com | The adoption of vapor injection technology, considering the climate conditions, is proper to enable heating to function normally under extreme weather conditions of ultra-low temperatures. emerson.com |
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