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GB 50736-2012 Design Code for Heating, Ventilation and Air Conditioning of Civil Buildings

Standards53 clauses

General Provisions

第 1.0.3 条The design of heating, ventilation and air conditioning for civil buildings shall implement the national poli…
第 1.0.4 条The heating, ventilation and air conditioning system shall be reasonably determined in terms of indoor design…
第 1.0.5 条The design of heating, ventilation and air conditioning systems shall include technical and economic comparis…
第 1.0.6 条The design of heating, ventilation and air conditioning systems shall make rational use of renewable energy a…
第 1.0.7 条The design of the heating, ventilation and air conditioning system shall meet indoor air quality requirements…
第 1.0.8 条The design of heating, ventilation and air conditioning systems shall meet building energy efficiency require…

第 2.0.3 条When calculating the heating system heat load, indoor design temperature: for hotel guest rooms, winter heati…
第 2.0.5 条When calculating the cooling load of the air conditioning system, the indoor design parameters: the summer ai…
第 2.0.8 条Ventilation system outdoor air volume: The minimum outdoor air volume for hotel guest rooms shall not be less…
第 2.0.11 条Air conditioning system energy efficiency ratio (EER) limits: The nominal condition cooling coefficient of pe…

第 3.0.2 条Design indoor heating temperature for main rooms: The winter heating design temperature for main rooms in civ…
第 3.0.3 条Indoor air conditioning design temperature for main rooms: the summer air conditioning design temperature sho…
第 3.0.4 条Indoor design fresh air volume: For rooms where people stay for extended periods, the minimum fresh air volum…
第 3.0.5 条Indoor design relative humidity: For summer air conditioning, the relative humidity should be 40%–60%; for wi…
第 3.0.6 条Indoor design air velocity: In summer, the indoor air velocity for air conditioning shall not exceed 0.25 m/s…
第 3.0.8 条Indoor noise level: The noise level of the air conditioning system in hotel guest rooms shall not exceed 40 d…

第 3.0.1 条Outdoor air design parameters shall be adopted in accordance with Appendix A of the current national standard…
第 3.0.2 条The summer outdoor design dry bulb temperature for air conditioning shall be the dry bulb temperature that is…
第 3.0.3 条The winter outdoor design temperature for air conditioning shall be the daily mean temperature that is not gu…
第 3.0.4 条The summer outdoor design temperature for ventilation shall be the average of the mean monthly temperatures a…
第 3.0.5 条The daily mean outdoor temperature for summer air conditioning design shall be the daily mean temperature not…
第 3.0.6 条The outdoor design temperature for heating shall be the daily average temperature that is not guaranteed for …
第 3.0.7 条The minimum thermal resistance of the building envelope shall be calculated according to the following formul…
第 3.0.8 条The outdoor design calculation parameters for hotel buildings (which are Class I public buildings) shall be i…

第 5.1.1 条The heating system heat load calculation shall adopt the winter outdoor design temperature for heating and sh…
第 5.2.1 条Radiator heating systems should use hot water as the heating medium, with a supply water temperature preferab…
第 5.3.4 条When the heating pipes of a hot water radiant heating system are embedded in the floor, the average floor sur…
第 5.4.2 条The supply air temperature of a hot air heating system should be 35 50℃, and the air outlet installation heig…
第 5.9.5 条The heating system shall be equipped with heat metering devices. Hotel buildings should have room or zone bas…

第 6.1.1 条Ventilation system design shall ensure indoor air quality. The minimum fresh air volume for main rooms in civ…
第 6.1.3 条The bottom of the outdoor air intake of a mechanical supply air system should be no less than 2 m above the o…
第 6.3.2 条Hotel building kitchens shall be provided with a mechanical exhaust system, with the exhaust air volume calcu…
第 6.3.5 条Hotel bathrooms should be provided with a mechanical exhaust system; the exhaust air volume shall be calculat…
第 6.5.2 条Air velocity in ventilation system ducts: hotel guest room supply air outlets ≤3 m/s, main ducts ≤6 m/s; exha…

第 7.2.1 条The cooling and heating sources of the air conditioning system shall be comprehensively determined based on t…
第 7.3.4 条HVAC air system design shall meet the minimum fresh air requirements: fresh air volume for hotel guest rooms …
第 7.5.2 条The air conditioning water system shall adopt a closed circulation, and the supply return water temperature d…
第 7.6.3 条Noise limits for air conditioning terminal equipment (fan coil units, air handling units): the noise level in…
第 7.8.1 条The air conditioning system should be equipped with automatic control and monitoring systems. Hotel buildings…

第 8.1.1 条The number of heating/cooling source units should be no fewer than 2 and no more than 4; the cooling capacity…
第 8.1.2 条The total installed capacity of electric compression chillers shall be determined according to the design coo…
第 8.2.1 条The coefficient of performance (COP) of chillers shall not be lower than the energy saving evaluation value s…
第 8.3.4 条When air source heat pump units are used as the cooling and heating source, their coefficient of performance …
第 8.5.1 条Cooling tower selection shall meet the cooling water inlet and outlet temperature requirements under design c…
第 8.7.3 条When a ground coupled heat pump system with buried pipes is adopted, the design of its ground heat exchanger …

第 8.1.2 条The heating system shall be provided with room temperature control devices; the radiator heating system shall…
第 8.2.2 条The air conditioning system should be provided with automatic monitoring and control, including functions suc…
第 8.3.4 条Hotel building air conditioning systems should adopt variable water volume or variable air volume control; ce…

第 8.5.1 条The system shall be provided with cooling and heating metering devices; the hotel building shall be sub meter…
第 8.6.2 条The fresh air system should be equipped with a CO₂ concentration detection device and control the fresh air v…

第 8.1.1 条Noise generated by heating, ventilation and air conditioning systems shall be provided with sound attenuation…
第 8.2.2 条Ventilation fans, water pumps and other equipment should use spring vibration isolation bases or rubber vibra…
第 8.3.1 条Air velocity in air ducts of the air conditioning system shall comply with the following requirements: the ai…

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