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呼吸的總熱損失率 明顯的皮膚熱損失皮膚的總的蒸發(fā)熱損失率 呼吸對(duì)流熱損失率 呼吸蒸發(fā)熱損失率 在皮膚間的儲(chǔ)熱率儲(chǔ)存在核心間的儲(chǔ)熱率身體與外界環(huán)境之間的熱量損耗有幾個(gè)熱量交換形式:皮膚水分損失,來(lái)自于Ersw的潛熱量,來(lái)自于水分子通過(guò)皮膚擴(kuò)散的熱量,還有來(lái)自呼吸的熱量,水蒸氣對(duì)流潛熱量。然后延長(zhǎng)暴露在熱環(huán)境中的時(shí)間,汗腺體會(huì)促進(jìn)減少鹽排出量。))升到25 ml/(178。靜坐時(shí),℃,℃,℃。三、其他事項(xiàng),可聘請(qǐng)2位督察員,任期為4年,連續(xù)聘任不能超過(guò)兩屆;。我希望能在最年輕、最有能力、最有挑戰(zhàn)意識(shí)的時(shí)間里培養(yǎng)、體現(xiàn)自我價(jià)值,成為貴單位能吃苦、能戰(zhàn)斗的一員。因?yàn)槟贻p我有干勁和信心。第三篇:建筑環(huán)境與設(shè)備工程專(zhuān)業(yè)英語(yǔ)翻譯Lesson 6 熱舒適主要目的的供暖,通風(fēng),空調(diào)系統(tǒng)是提供人體熱舒適條件。內(nèi)部溫度低于28℃可以導(dǎo)致嚴(yán)重的心律失調(diào)和死亡,溫度高于46℃會(huì)導(dǎo)致不可逆的大腦損傷。))將身體內(nèi)部的熱量通過(guò)皮膚轉(zhuǎn)移到環(huán)境中。在表面,汗蒸發(fā)出的水會(huì)溶解留下在表面其他的一些成分的保留的積聚。對(duì)穿衣服的人來(lái)說(shuō),來(lái)自于皮膚的顯熱量可能是對(duì)流、輻射的一種復(fù)雜的混合方式。在中部地區(qū)的一個(gè)區(qū)域,一個(gè)標(biāo)準(zhǔn)的人,穿著合適的服裝會(huì)有熱的感覺(jué)或者不冷不熱。熱舒適的預(yù)設(shè) 熱舒適和熱感覺(jué)是可以預(yù)設(shè)的,有幾種方法。本章關(guān)于懸浮微粒濃度的應(yīng)用探討,很少超過(guò)2mg/m3。在這種情況下,將一種粘性涂層加到過(guò)濾器上(比較好的是無(wú)味和非移動(dòng)的)以促進(jìn)粒子的滯留。取得了一些進(jìn)展,在計(jì)算理論的過(guò)濾效率,從物理常量的媒體考慮收集的影響機(jī)制。然而,這些困難不應(yīng)掩蓋,性能測(cè)試應(yīng)努力模擬實(shí)際使用盡可能達(dá)到密切的目的。分級(jí)效率或滲透。因?yàn)榇蠖鄶?shù)媒體是由隨機(jī)的空氣或水下的纖維材料,固有的媒體變化影響濾波器性能。過(guò)濾介質(zhì)通常涂上一種無(wú)味nonmigrating粘合劑或其他粘性物質(zhì),如石油,粒子撞擊纖維從而被粘住。永單元過(guò)濾器通常由金屬構(gòu)造去承受重復(fù)處理。它們通常運(yùn)作后的電阻是120到175帕。膠粘劑必須有質(zhì)量與面板式粘滯過(guò)濾器,必須是能承受壓縮和忍受長(zhǎng)時(shí)間的儲(chǔ)存媒介。美國(guó)采暖,制冷與空調(diào)工程師協(xié)會(huì)的過(guò)濾器,比較有效率,典型的粘性撞擊和干式可再生過(guò)濾器的除塵能力在表一中列出來(lái)了。小型直燃型冷水機(jī)組是單效機(jī),具有12至90千瓦的能力。有些塔的噪音比較少,有的有衰減外殼減少噪音。風(fēng)冷冷凝器風(fēng)冷式冷凝器通過(guò)室外空氣掠過(guò)干盤(pán)管對(duì)制冷劑冷凝。如果省煤器是無(wú)法滿(mǎn)足散熱需求,工廠安裝控制集成省煤器和壓縮機(jī)的運(yùn)行。The heatpipe coil is also used as a supplementary heat exchanger for preconditioning in airside sensible cooling在預(yù)處理空氣側(cè)顯冷時(shí)熱盤(pán)管也用作補(bǔ)充熱交換器most coil sections provide air sensible cooling and dehumidification simultaneously大部分盤(pán)管同時(shí)提供空氣顯冷和除濕the assembly usually includes a means of cleaning air to protect the coil from accumulation of dirt and to keep dust and foreign matter out of the conditioned space組裝通常包括一種清理空氣的方法來(lái)保護(hù)盤(pán)管遠(yuǎn)離污垢并使灰塵和外界物質(zhì)不進(jìn)入調(diào)節(jié)空間although cooling and dehumidification are their principal function,cooling coils can also be wetted with water or a hygroscopic liquid to aid in air cleaning, odor absorption,or frost prevention雖然降溫除濕是他們的主要功能、冷卻盤(pán)管也可以用水加濕或吸濕性液體來(lái)幫助空氣的凈化、香氣吸收,或者冰霜預(yù)防coils are also evaporatively cooled with a water spray to improve efficiency or capacity盤(pán)管也用噴水來(lái)蒸發(fā)冷卻以提高性能和能力for general fort conditioning,cooling ,and dehumidifying,the extended surface(finned)cooling coil design is the most popular and practical對(duì)于一般舒適性調(diào)節(jié)制冷及除濕,延長(zhǎng)表面(翅片)冷卻盤(pán)管設(shè)計(jì)是最流行、實(shí)用第十二課空調(diào)和制冷協(xié)會(huì)定義的空調(diào)機(jī)是一個(gè)或多個(gè)廠家生產(chǎn)的組件通常包括一個(gè)蒸發(fā)器、冷卻盤(pán)管、一個(gè)壓縮機(jī)和冷凝器。建筑物的尺寸、形狀、和使用;能源的可用度和成本,建筑的美觀;設(shè)備可用的空間,這些是在決定最適合的機(jī)組的類(lèi)型需要考慮的因素。分體式系統(tǒng)系統(tǒng)的管線必須按照正確的路線和尺寸進(jìn)行安裝,這樣才能確保到壓縮機(jī)的正確回油。更換部件的好處是可以提供正確的服務(wù)。截至到2004年,統(tǒng)計(jì)在案的,全國(guó)有116所高校設(shè)置了本專(zhuān)業(yè),每年培養(yǎng)本專(zhuān)業(yè)技術(shù)人才近萬(wàn)人。進(jìn)一步深造,考研究生等216。最早獲得本專(zhuān)業(yè)學(xué)科博士學(xué)位授予權(quán)的學(xué)校是:“哈爾濱工業(yè)大學(xué)(合并前為哈爾濱建筑工業(yè)大學(xué))”、“清華大學(xué)”和“湖南大學(xué)”。要延長(zhǎng)壓縮機(jī)的質(zhì)??梢允菢?biāo)準(zhǔn)的或可選擇的。容量超過(guò)70千瓦的單個(gè)組合式設(shè)備需要被安裝在混凝土基座上如果震動(dòng)的控制是一個(gè)顧慮。室內(nèi)的單區(qū)域設(shè)備的維護(hù)和使用通常比位于室外的多區(qū)域設(shè)備的維護(hù)要便宜。協(xié)會(huì)把空氣源單元或熱泵定義為一個(gè)由一個(gè)或更多的工廠制造的組件,它通常包括室內(nèi)空調(diào)盤(pán)管,壓縮機(jī),和一個(gè)室外盤(pán)管。是完全開(kāi)放。風(fēng)冷冷凝器在小往復(fù)系統(tǒng)中很受歡迎,packaged unit systems are applied to almost all classes of buildings 組合單元系統(tǒng)適用于幾乎所有的建筑類(lèi)they are especially suitable for smaller projects with no central plant where low initial cost and simplified installation are important 他們特別適用于沒(méi)有集中的工廠規(guī)模較小需要低初始成本和簡(jiǎn)化的安裝很重要的項(xiàng)目These units are installed in office buildings,shopping centers,manufacturing plants,hotels,motels,schools,medical facilities,nursing homes,and other multipleoccupancy dwellings 這些單位都安裝在辦公樓,商場(chǎng),工廠,賓館,汽車(chē)旅館,學(xué)校,醫(yī)療設(shè)施,養(yǎng)老院,以及其他多占用的住房they are also suited to air conditioning existing buildings with limited life or ine potential 它們也適合于生命有限收入有潛力的建筑物空調(diào)applications also include facilities requiring specialized high performance levels,such as puter rooms and research laboratories 應(yīng)用還包括需要專(zhuān)門(mén)研究高性能水平,諸如電腦室和實(shí)驗(yàn)室設(shè)施,these systems are characterized by several separate airconditioning units,each with an integral refrigeration cycle 這些系統(tǒng)的特點(diǎn)是由幾個(gè)獨(dú)立的空氣調(diào)節(jié)系統(tǒng),每一個(gè)包含有完整的制冷循環(huán) the ponents are factory designed and assembled into a package that includes fans,filters,heating coil,cooling coil,refrigerant pressor,refrigerantside controls,airside controls,and condenser 這些組件廠設(shè)計(jì)成一套,包括風(fēng)機(jī),過(guò)濾器,加熱盤(pán)管,冷卻盤(pán)管,制冷壓縮機(jī),制冷劑側(cè)的控制,空氣側(cè)的控制組裝和冷凝器the equipment is manufactured in various configurations to meet a wide range of applications 該設(shè)備生產(chǎn)的各種配置,以滿(mǎn)足廣泛的應(yīng)用examples include window air conditioners,throughthewall room air conditioners,unitary air conditioners for indoor and outdoor locations,airsource heat pumps,and watersource heat pumps 例子包括:窗式空調(diào),通過(guò)壁掛式房間空氣調(diào)節(jié)器,適用于室內(nèi)和室外單元式空調(diào),空氣源熱泵和水源熱泵specialized packages for puter rooms,hospitals,and classrooms are also available 特別套應(yīng)用于電腦室,醫(yī)院,教室也可ponents are matched and assembled to achieve specific performance objectives 部件匹配和組裝要達(dá)到特定的目標(biāo)these limitations make the manufacture cost,qualitycontrolled,factorytested products practicaloflow 這些限制使低成本,質(zhì)量控制,工廠測(cè)試的產(chǎn)品得以生產(chǎn)實(shí)踐for aparticular kind and capacity of unit,performance characteristics vary among manufacturers 適用于任何特定種類(lèi)和單機(jī)容量,性能特點(diǎn)各不相同制造商all characteristics should be carefully assessed to ensure that the equipment performs as needed for the application 所有特征,應(yīng)仔細(xì)評(píng)估,以確保設(shè)備的應(yīng)用程序執(zhí)行所需的several trade associations have developed standards by which manufacturers may test and rate their equipment 一些貿(mào)易協(xié)會(huì)制定的標(biāo)準(zhǔn),制造商可以通過(guò)它測(cè)試和評(píng)價(jià)自己的設(shè)備large mercial/industrial grade equipment can be custom designed by the factory to meet specific design conditions and job requirements 大型商業(yè)/工業(yè)級(jí)設(shè)備,可以由工廠定制設(shè)計(jì)以滿(mǎn)足特定設(shè)計(jì)條件和工作要求 this equipment carries a higher first cost and is not readily available in smaller sizes 該設(shè)備的初投資相當(dāng)高,不容易在較小的尺寸可供選擇selfcontained units can use multiple pressors to control refrigeration capacity 獨(dú)立式機(jī)組可以使用多臺(tái)壓縮機(jī)來(lái)控制制冷量for variable air volume systems,pressors are are turned on or off or unloaded to maintain the discharge air temperature 變風(fēng)量系統(tǒng),壓縮機(jī)是打開(kāi)或關(guān)閉或卸載,以維持排氣溫度變風(fēng)量系統(tǒng),壓縮機(jī)是打開(kāi)或關(guān)閉或卸載,以維持排氣溫度although the equipment can be applied as a single unit,this chapter covers the application of multi