6.2.2 加熱設備和貯熱設備認知 Cognition of Heating Equipment and Heat Storage Equipment-1733558757257

6.2.2加熱設備和貯熱設備認知CognitionofHeatingEquipmentandHeatStorageEquipment一、局部加熱設備Localheatingequipment1.燃氣熱水器Gaswaterheater天然氣Naturalgas焦爐煤氣Cokeovengas液化石油氣Liquefiedpetroleumgas混合煤氣Mixedgas燃氣熱水器的熱源有天然氣、焦爐煤氣、液化石油氣和混合煤氣4種。Forthegaswaterheater,theheatsourcesincludenaturalgas,cokeovengas,liquefiedpetroleumgas,andmixedcoalgas.一、局部加熱設備Localheatingequipment2.電熱水器Electricwaterheater該類熱水器具有體積小、重量輕、熱損失少、效率高、容易調節(jié)水量和水溫、使用安裝簡便等優(yōu)點，但電耗大，尤其在一些缺電地區(qū)使用受到限制。Thiskindofwaterheaterissmallandlight.Moreover,ithaslittleheatloss,highefficiency,easyadjustmentofwaterquantityandtemperature,andsimpleuseandinstallation,butitconsumesmuchelectricity,especiallyinsomepowershortageareaswhereitsuseislimited.一、局部加熱設備Localheatingequipment3.太陽能熱水器Solarwaterheater優(yōu)點：結構簡單、維護方便、節(jié)省燃料、運行費用低、不存在環(huán)境污染問題。Advantages:ithasasimplestructureandisconvenienttomaintain.Moreover,itsavesfuel,haslowoperationcosts,andcausesnoenvironmentalpollution.缺點：受天氣、季節(jié)、地理位置等影響不能連續(xù)穩(wěn)定運行，為滿足用戶要求需配置貯熱和輔助加熱設施、占地面積較大，布置受到一定的限制。Disadvantages:influencedbyweather,seasonandgeographicallocation,itcannotoperatecontinuouslyandstably.Tomeettherequirementsofconsumers,itisnecessarytoprovideheatstorageandauxiliaryheatingfacilities,thuscoveringalargearea,sothelayoutisrestricted.二、集中熱水供應系統(tǒng)的加熱設備HeatingEquipmentofCentralizedHotWaterSupplySystem1.熱水鍋爐Hotwaterboiler集中熱水供應系統(tǒng)采用的熱水鍋爐主要有燃煤、燃油和燃氣3種。Therearemainlythreetypesoffuelsforthehotwaterboilerusedinthecentralizedhotwatersupplysystem:coal,oilandgas.二、集中熱水供應系統(tǒng)的加熱設備HeatingEquipmentofCentralizedHotWaterSupplySystem2.水加熱器Waterheater集中熱水供應系統(tǒng)中常用的水加熱器有：Waterheaterscommonlyusedinthecentralizedhotwatersupplysystemare:容積式水加熱器Positivedisplacementwaterheater快速式水加熱器Instantaneouswaterheaters半容積式水加熱器Semi-positivedisplacementwaterheater半即熱式水加熱器Semi-instantaneouswaterheater二、集中熱水供應系統(tǒng)的加熱設備HeatingEquipmentofCentralizedHotWaterSupplySystem容積式水加熱器是內部設有熱媒導管的熱水貯存容器，具有加熱冷水和貯備熱水兩種功能，熱媒為蒸汽或熱水，有臥式和立式之分。Thevolumetricwaterheaterisahotwaterstoragecontainerwithaheatmediumconduitinside.Ithastwofunctionsofheatingcoldwaterandstoringhotwater.Theheatmediumissteamorhotwater,anditisdividedintohorizontaltypeandverticaltype.1容積式水加熱器Positivedisplacementwaterheater容積式水加熱器Positivedisplacementwaterheater二、集中熱水供應系統(tǒng)的加熱設備HeatingEquipmentofCentralizedHotWaterSupplySystem適用于用水量大，而且比較均勻的熱水供應系統(tǒng)或建筑物熱水采暖系統(tǒng)。Suitableforthehotwatersupplysystemwithlargeanduniformwaterconsumptionorhotwaterheatingsystemsinbuildings.2快速式水加熱器Instantaneouswaterheaters二、集中熱水供應系統(tǒng)的加熱設備HeatingEquipmentofCentralizedHotWaterSupplySystem半容積式水加熱器是帶有適量貯存與調節(jié)容積的內藏式容積式水加熱器。Thesemi-volumetricwaterheaterisabuilt-involumetricwaterheaterwithappropriatestorageandregulationvolume.3半容積式水加熱器Semi-positivedisplacementwaterheater二、集中熱水供應系統(tǒng)的加熱設備HeatingEquipmentofCentralizedHotWaterSupplySystem半即熱式水加熱器是帶有超前控制，具有少量貯存容積的快速式水加熱器。Thesemi-instantwaterheaterisaninstantwaterheaterwithanadvancecontrolandasmallstoragevolume.4半即熱式水加熱器Semi-instantaneouswaterheater二、集中熱水供應系統(tǒng)的加熱設備HeatingEquipmentofCentralizedHotWaterSupplySystem3.加熱水箱和熱水貯水箱Heatingtanksandhotwaterstoragetanks加熱水箱適用于公共浴室等用水量大而均勻的定時熱水供應系統(tǒng)。Theheatingwatertankissuitableforregularhotwatersupplysystemswithlargeanduniformwaterconsumptioninplacessuchaspublicbathrooms.熱水貯水箱（罐）是一種專門調節(jié)熱水量的容器。可在用水不均勻的熱水供應系統(tǒng)中設置，以調節(jié)水量，穩(wěn)定出水溫度。Thehotwaterstoragetankisacontainerthatspeciallyregulatestheamo