1、精選優(yōu)質(zhì)文檔-傾情為你奉上精選優(yōu)質(zhì)文檔-傾情為你奉上專心-專注-專業(yè)專心-專注-專業(yè)精選優(yōu)質(zhì)文檔-傾情為你奉上專心-專注-專業(yè)ENGINEERING STANDARDSSECTION 1 SUMMARY1)STANDARDS SUMMARY InterContinental Hotels Group Asia Pacific12005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARY1.1SUMMARY. 31.2COMMON OMISSIONS AND PROBLEMS . 91.2.1FIRE LIFE S

2、AFETY . 91.2.2MECHANICAL, ELECTRICAL AND PLUMBING . 11 InterContinental Hotels Group Asia Pacific22005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARY1.1SUMMARYInterContinental Hotels Group Engineering Standards for Inter-Continental Hotels Group SummarySection System Requirements

3、AIR CONDITIONINGGeneral Air changes & temperatureGuest roomsPublic areassSwimming Pool IndoorsAdministration,Telephone operator & Department head offices Service areassStaff cafeteriaComputer roomLift plant roomsEquipment Chillers- Scroll/Screw/Centrifugal / /All public areas fully air conditioned.

4、Service areas ventilation except staff cafeteria, offices. HVAC in locations with average temp of 13oC 5hrs/yr. P13oC/5/As detailed in tablesModerate climate: 4-pipe overhead fan coil, tropical: 2- pipe. Temperature summer: 22oC; winter: 24oC. Thermostat setting 23oC +/- 3oC. s 4 qr 222oC24oCt s23oC

5、 +/- 3oCFresh primary air/ exhaust: 90/85cbm/room with thermal wheel heat recovery. / 90/85cbm/rqqsMedium pressure multiple zone variable air volume systems. 23oC.23oC VAV with latent heat recovery. 28oC orq 28 CMinimum fresh air/exhaust + individual fan coils/ + Laundry 100% fresh air/exhaust. 28oC

6、 with spot cooling. o100%/ 28 C sr ()Kitchens Induction hood. 27oC with spot cooling. o 27 CHVAC. 23oC23oCIndependent self-contained unit. 23oC. o 23 CTropical locations: Self-contained unit, unless supplied by room exhausts qr Moderate climate 5 hours temp.13oC: 3 units 50%. Diversity: 80%. Refrige

7、rants: R134a, o407C. HFC only. 5 13oC 350%80% R134a, 407C InterContinental Hotels Group Asia Pacific32005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARYCooling TowersCross-flow/ induced draft-2speed fans. Not requiredfor air-cooled chillers./ Boilers - Hot water qCold climate 5oC

8、: 250%. of maximum demand. Diversity: 80%. 94% efficiency or heat pump.o 4 C2 67%80% 94%qBoilers Steam2 units 100%. 3-pass water tubes boilers. 2 100%Section System RequirementsBuilding AutomationFansControlling entire HVAC incl. fan coils, major plumbing equipment. Specific electrical circuits, col

9、drooms & freezers, spec. life safety equipment. Sub-metering. Interface w. Fidelio. s ￥s Fidelio Non-overloading centrifugal fan type.Impellers should have backward curved blades exc. fan coils. PLUMBINGWater SupplyQuality as per WHO standards. Additional treatment tobe non corrosive & non-scale for

10、ming. Unreliable supply backed up by own well, desalination plant & storage tanks. Capacity: 900 ltrs/room/day. W/o laundry: 750 ltrs/room/day. 900/750/DistributionMax. fixture pressure 5,5 bar per zone. 1,5+/-0,5 bar at top level. Separate pumps for each zone. Direct feed to lower floors if street

11、pressure is adequate. Sub- metering all major departments. 5,5/1,5+/-0,5 Hardness0 ppm for boilers, dishwashers. 50 ppm laundry.120ppm cooling towers & hot water.0 ppm50 ppm Water Treatmentq 120 ppmDedicated water treatment systems for cooling towers, boilers, closed circuits heating & cooling qKitc

12、hens&LaundryEffluent Grease traps for kitchen effluent. PH correction for laundry-as required. PH InterContinental Hotels Group Asia Pacific42005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARYHot waterqDuplex storage type with circulation pumps. Shell/tubeheat exchangers. Where n

13、on-scale forming exterior plate/frame heat exchangers. General supply: 60oC. Dishwasher booster to 80oC. Thermostatic anti-scald mixing valves in all public areas to limit to 40oC. 80 oC60 oC40 oCP PIrrigationStorm drainage MaterialsSub-surface automatic piping system Separate system discharging int

14、o storm sewer, combination sewer as per local situation. Domestic water: copper or Polypropylene. Pool, fountains, irrigation: PVC. Stand-pipe, sprinklers, heating, cooling: BS. Sewer: Cast iron or PVC(Insulated). PVC BSPVCrq stSewage Treatment PlantAs required and/or feasible for recycling. / Bathr

15、oomsTub: 3.5 mm steel, white. Showerhead: adjustable angle, 13 ltrs/min. Thermostatic anti-scald mixer. Tap:6 ltrs/min. Toilet: 6/3 ltrs dual flush.3.5 mm 13/ 6/ 6/3Gas & FuelAs per local conditions-most feasible supply. P Swimming PoolDedicated water treatment. Indoor pool heated to 28oC.o 28 CSect

16、ion System RequirementsELECTRICALSupplyEmergency PowerDistributionGuest RoomsHV loop to air-cooled transformers rated at 2*100% or3*50% capacity. High or low voltage metering-as per local code & best tariff. Power factor correction. 2*100%3*50% PEmergency generator for all life safety systems, lifts

17、, partial lighting, coldrooms, domestic & sump pumps & specific other equipment. Fuel, enough for 48 hours. UPS for all computer equipment. ￥ P 48 Sub-metering all major departments & equipment Distribution panel in each room with 5 circuits5 InterContinental Hotels Group Asia Pacific52005 Revision

18、All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARYLightingAs per interior designer, IC room & other standards.Dimming for all public areas except corridors, rooms. PsPAudio-visualMATV & Sound systems for all rooms, specific public areas. Pocket paging system. PSecurityCCTV, Hold-up & burglar

19、alarm, Exit door monitoring system., Communication&DataSee separate standards Systems ELEVATORSGuest ElevatorsAdequate number to answer all calls within 30 secondsfor 50%, 45 sec. for 95%, 60 sec. for 100% of waiting persons. 3050% 4595% 1 Service Elevators Minimum of two (2) units for hotels 400 ro

20、oms, but minimum of 50% of guest elevators.4002 Banquet 50%Larger elevator to accommodate all guests within 30minutes and transport exhibition goods (car etc). 30 PqFiremens lift As required by local code.Escalators As required by layout.LIFE SAFETYSuppressionFire Detection & Alarm Fully sprinklered

21、 building, concealed quick responsetype. 2.5 fire hoses in high rise; low rise at discretion ofIHG2.5 r Fire extinguishers throughouts Kitchen hood: Wet chemical ext. system Computer room: Pre-action dry sprinkler￥ Fully addressable throughout the building. Class Awiring. ADedicated supervised 3-cha

22、nnel voice alarm system for high-rise. Can be utilized as sound system. s 3- Section System RequirementsInterfaces with paging systems, BMS, smoke control systems, elevator recall, other ext. sub-systems, doorhold-open devices s BMS P InterContinental Hotels Group Asia Pacific62005 Revision All Righ

23、ts ReservedENGINEERING STANDARDSSECTION 1 SUMMARY BMS q P Guest rooms: Addressable smoke detector with integralacoustic alarmCentral Control RoomAll high-rise Emergency PowerGenerator for all life safety systems, lifts, telephonesystem, lighting: 15% public area, 20% service areas,100% stairs, exit

24、signs, GMs apartment, doctors office, engineering office, generator & switchgear rooms. Vestibule in each guestroom. 15%20% 100% Non-life safety: sump pumps, domestic water pumps, refrigeration, computer systems Emergency Exit SignsSmoke ControlBattery back-upAtrium exhaustStair pressurization in hi

25、gh-rise.Guest rooms corridor smoke exhaust via ventilation system- built to higher standard. Smoke Doors Can be omitted in fully sprinklered building-unless req. by local code. Fire DampersAll fire-rated walls. 2 hours and over.P 2 ENERGYMANAGEMENTGENERAL UTILITYCONSUMPTION ElectricityAnnual consump

26、tion shall not exceed per square meter net area the following in climate zones: Moderate: 145, Mediterranean: 155, Tropical: 200 KWh/sqm/year. 145 155 qr200 /Peakdemand:Moderate:2.5KW/room, Mediterranean: 2.7 KW, Tropical: 3.5 KW.2.5 /2.7 /qr3.5 /Energy (net calorific value& net energy available at

27、boiler discharge)Annual consumption shall not exceed per square meter net area the following in climate zones: Moderate: 180, Mediterranean: 140, Tropical: 80 KWh/sqm/year. & 180 140 qr80 / InterContinental Hotels Group Asia Pacific72005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUM

28、MARYDistrict heating peak demand: Moderate climate:6KW/room.s6 /WaterModerate:560ltrs/guest,Mediterranean:600,Tropical: 900.560/ 600/qr900/Air ConditioningK-factors for wall construction: 0.35; windows: 1.3.K 0.35 1.3Least costly utility selection for chillers, boilers, heating etc. Section System R

29、equirementsPLUMBINGCentr. & screw chillers shall have an efficiency of0.55 KWh/ton, boilers: 91%.& 10,000 cbm/hr. Indoor pool with latent heat recovery to heat pool water.qq 10,000 cbm/hr qsSecondary heating & cooling water systems shall have variable speed drives.q District heating: air conditionin

30、g systems shall be designed for maximum temp. spread, e.g. 70/50oC, fan coils 60/40oC. Hot water heating shall have pre-heating via recovery from common return. P 70/50oC60/40oC q sBuilding Automation system with detailed energy control functions. Induced draft cooling towers with variable speed fan

31、s, controlled from chiller for max. efficiency. Steam boilers to have heat recovery from flash steam in return. Automatic pressure reduction when laundry off, e.g. 10/2 bar. q 10/2Cogeneration only where feasible & outside service guaranteed. Lower floors supplied w. direct street pressure. Domestic

32、 water pumps variable speed. Max. fixture pressure 5 bar. InterContinental Hotels Group Asia Pacific82005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARY 5All toilets 6/3 ltrs dual flush. 6/3All sink faucets in rooms, public areas, staff lockers 6ltrs/min. 6/All showerheads in sta

33、ff lockers 9 ltrs/min, guestrooms 13 ltrs/min. 9/ 13/Sub-metering of all major departmentsAutomatic sub-surface irrigation with timers, humiditysensors.Water treatment to all open systems to prevent scale Water lost to drain from filter backwash shall be recovered for further treatment to reduce los

34、ses by90%. s 90%Laundry: Washing machines w. recovery or tunnel washers. rs Section System RequirementsELECTRICALCheapest electricity tariff. Power factor correction. Peak demand control via BMS, where applicable BMS Lighting: Efficient compact fluorescent in all public areas, unless decorative effe

35、ct restricts use. PAll corridor lighting to shut off via timers or motion detectors. Exception: Emergency Exit Signs. Motion detectors for public toilets, luggage room, staff lockers, cafeteria, banquet rooms s Exterior lighting shall be sodium vapor controlled by timer/fotocell Lobby areas adjacent

36、 to windows shall have automatic daylight compensation. Sub-metering of all major departments & equipment 1.2COMMON OMISSIONS AND PROBLEMS 1.2.1FIRE LIFE SAFETY InterContinental Hotels Group Asia Pacific92005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARY1.Sprinklers are to be pr

37、ovided in all plantrooms.2.All fire rated doors must be certified as to their rating. 3.Fire dampers must be installed where air ducts penetrate 2-hr fire rated walls and floor andmust be fitted at the wall floor penetration.2 4.Dead end corridors must be minimum 8m in length in new constructions. 8

38、5.Egress corridors must be minimum 1120mm in width. 112006.Exit doors must be minimum 815mm wide. 8157.Fire Stairs must exit at ground level to an area outside the building. 8.Smoke detectors are required in all areas, including store rooms, pantries and at the top of allfire stairs. 9.Smoke detecto

39、rs to be spaced at 9-10m between adjacent detectors or 1 detector per 85m.qr9-10ss 8.510.25 detectors maximum per zone, all must be addressable.s25 t11.All fire pumps and jockey pumps must have status displayed at fire control room for running,fault and auto mode. 12.Guestroom detectors must have a

40、buzzer or audible base. s 13.Common problems with detector locations include: too low from ceiling, too close to supply airgrill, placed in nuisance areas. 14.All wiring to smoke detectors, heat detectors, speakers must be class A. A15.Evacuation speakers are required in all areas, including public

41、toilets, staff areas, back of thehouse offices, boilers rooms, chiller rooms, switchgear rooms, Genset rooms, stores and elevators. 16.Horn type speakers with strobes to be used where ambient noise level is high. InterContinental Hotels Group Asia Pacific102005 Revision All Rights ReservedENGINEERIN

42、G STANDARDSSECTION 1 SUMMARY17.Evacuation speakers to have fire proof back box.18.Guestroom sidewall sprinklers to be extended coverage type, quick response.￥19.Sprinklers are required in bathrooms exceeding 5sqm.520.Test drain to be provided after each flow switch in sprinkler pipework at convenien

43、t location. 21.Combustible ceiling voids over 800mm to have upper layer of sprinklers.80022.Piping to be hydrostatically tested at not less than 13.8 bars or 3.8 bar in addition to highestsystem pressure when system working pressure is 10 bars. (Not to exceed 12 bars) 13.8 10 3.8 12 23.Fire water re

44、serve should be sufficient for one hour full operation. 24.Side wall sprinkler is often mounted too low from ceiling (150-300mm maximum). 150 30025.Jockey pump oversized resulting in main sprinkler pump not operating when a sprinkler isactivated. 26.Hose reels are to be located externally of the fir

45、e escape stairs. 27.Adjustable fog nozzles are required on hose reels. 28.Computer room to be protected with wet sprinklers.￥P29.Sprinkler isolation construction valves left in system. All valves must be removed or have tamper proof alarm fitted. P30.Dry pendant sprinkler heads are required in freez

46、ers and coolrooms. 31.Guestroom evacuation speakers must be audible at 72db at the bed head. 72 q1.2.2MECHANICAL, ELECTRICAL AND PLUMBING s1.Space not sufficient to access and remove AHU filters. 2.Plantrooms with refrigerants must have a refrigerant leakage alarm connected to exhaustsystem. InterCo

47、ntinental Hotels Group Asia Pacific112005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARY 3.Uninterrupted power supply system required for computers and PABX system. 4.Plumbing pipes shall not be placed in computer rooms ceilings. 5.Water taps shall be provided to external buildin

48、g areas. 6.Kitchen hoods and exhaust duct work to have cleaning access panels and be accessible at everysecond floor to roof outlet. 7.Dimming systems must have spike, surge and voltage regulators to prevent damage toequipment. P8.Boiler exhaust stack waste heat to be used to preheat swimming pool w

49、ater. 9.Vibration elimination to be provided on all pumpsets. 10.Guestroom fan coil unit to be rated at maximum 32dB on medium speed measured at the bedhead. 3211.Elevator lobbies to be provided with air-conditioning.12.Kitchen and laundry to have spot cooling at 24C and residual temperature in room

50、 not toexceed 28C. 24C 28C13.Steam boilers and piping to allow for nightly shut-off without having to prime or drain system. 14.Fresh air to be ducted to each guestroom. 15.Return air from AHUs to be ducted back to unit ceiling plenum return is not acceptable. 16.Guestroom fan coil to revert automat

51、ically to low speed and a preset temperature of 23C insummer and 21C in winter upon removal of energy saving card. 23C 21C17.Energy peak demand to be included in Building Automation System as an alarm and control point. 18.CFCs and HCFCs are not to be used in any equipment.CFCs HCFCs￥ s InterContine

52、ntal Hotels Group Asia Pacific122005 Revision All Rights ReservedENGINEERING STANDARDSSECTION 1 SUMMARY19.Distance between outdoor air and exhaust air on roof to be adequate distance apart to preventshort circuits of air. 20.Elevator door width must be 1200mm wide minimum. 120021.Low level exit sign

53、s to be installed in corridors and all exit signs to be illuminated and 2directional exit signs must be visible from any location. s22.Four pipe air-conditioning system to be used in guestrooms and public areas. 4 23.Fan coil unit chilled water valve to shut off when balcony door is open. 24.Water c

54、onsumption sub meters to be installed in kitchens, laundries and major plantrooms. 25.Hotwater dead legs reduced to maintain immediate hot water supply to guestrooms. 26.Water hammer arrestors must be installed throughout potable water system. 27.Use correct waste pipe material to minimize noise in

55、duct shafts and acoustically treat belowslab. 28.Fan coil unit drain to be 25mm dia and properly insulated and sloped to remove water. 25 29.Floor wastes in bathrooms to have shower and bath enter above trap to keep trap primed.￥ U U 30.PVC pipe use is limited to the back of the house installations

56、and properly acoustically treated.PVC 31.Provide isolation valves in all pipe work, marked and accessible locations. 32.Provide electrical isolation switches at each motor for pump sets and fans. 33.Ensure enough room is allocated to remove boiler and chiller tubes.s 34.All pipe work to be colour painted as per IHG stand