Project - D n: AN THINH HOTEL - KHCH SN AN THNHLocation - V tr: HANOI - VIETNAMSubject - Mc: CALCULATION OF COLD WATER DEMAND - TNH TON NHU CU NC LNHRevision - Sa i: 0Date - Ngy: 23.09.2015

No. Parameter Unit

I DOMESTIC WATER SUPPLY SYSTEM/ H THNG CP NC SINH HOTA Domestic Water Consumption/Nhu cu dng nc

1Guests/Khch Person/NgiLiter per person per day/ Ch tiu cp nc L/p/dWater consumption/Nhu cu dng nc m3/d

2Office staff (tenants)/ Nhn vin PersonLiter per person per day/ Ch tiu cp nc L/p/dWater consumption/Nhu cu dng nc m3/d

3Restaurants/Nh hng MealsLiter per meal per day/Ch tiu cp nc L/p/dWater consumption/Nhu cu dng nc m3/d

4 PersonLiter per person per day/ Ch tiu cp nc L/p/dWater consumption/Nhu cu dng nc m3/d

5

Swimming Pool/B biSurface area of Pool/Din tch b bi m2Total of volume/Th tch m3Number of bathers/S ngi tm Person

m3/dayWater make-up per day/ Nc b sung m3/dayFlowrate based on 3 hr turnover/ Lu lng tun hon trong 3h m3/hrBackwash displacement time/ Thi gian lc minWater for backwashing/ Lng nc ra lc m3Total water Consumption/ Tng nhu cu nc m3/d

6

Jacuzzi/Bn scSurface area of Jacuzzi Pool/ Din tch b mt m2Total of volume/Th tch m3Number of bathers/ S ngi tm PersonWater for showering before spa/ Nc cho sen trc khi spa m3/dayWater make-up per day/ Nc b sung m3/dayFlowrate based on 0.125 hr turnover/ Lu lng tun hon m3/hrBackwash displacement time/ Thi gian lc minWater for backwashing/ Lng nc ra lc m3Total water Consumption/ Tng nhu cu nc m3/d

720 taps x 12 l/min x 15 minutes/20 vi/12l/phutsx15 pht m3/d

8

Carpark washing/ Ra sn tng hmWater standard for washing/ Nc d phng cho ra sn l/s/m2Carpark area/ Din tch bi xe m2Water consumption/Nhu cu dng nc m3/d

9

Make-up for Cooling Tower/Nc b sung cho thp gii nhitEvaporation Rate/ T l bc hi %Heat Rejection/Cooling capacity/ Cng sut nhit thi/lnh %Water consumption/Nhu cu dng nc m3/d

Total 1-6 m3/d

10Other utilities & Back-up/ Khu ph tr v d phng khc

Service staff for F&B (food consumption in staff canteen)Nhn vin phc v

Water for showering before swimming/Nc cho sen tm trc khi bi

Common Toilet, irrigation & general washing/ V sinh, ti, ra chung

10 Percentage/Phn trm %Water consumption/Nhu cu dng nc m3/d

Total m3/dB-1 Rawwater Water Tank / B nc th

Duration/ Thi gian d tr hEffective volume/ Th tch thc m3

B-2 Treated Water Tank / B nc sau x lEffective volume/ Th tch thc m3Sizing dimensions/ kch thc m

C Domestic High Level Water Tank/ B miDuration/ Thi gian d tr hEffective volume/ Th tch thc m3Sizing dimensions/ kch thc m

D Domestic Water Transfer Pump/ Bm trung chuynNumber of duty pump/ S bm hot ng nosNumber of standby pump/ S bm d phng nosOperation time/Thi gian hot ng h/dCapacity/ Cng sut m3/hStatic Height / Ct p mFriction loss/ Tn tht mRequired residual pressure at valve outlet/ p lc t do mHead/ Tng ct p m

E Domestic Water Booster Pump/ Bm tng pNumber of duty pump/ S bm hot ng nosNumber of standby pump/ S bm d phng nosTotal of serviced loading units/ Tng ng lng w.s.f.uRequired flow demand/ Lu lng l/sPump capacity/ Cng sut bm l/sStatic Height/ Ct pFriction loss (estimated)/ Tn thtRequired residual pressure at fixture/ p lc t do ti thit bHead/Tng ct p

D Pool; Jacuzzi on the 6th; 6+ Storey/ B bi;Jacuzzi trn tng 6 v 6+Balancing tank/ B cn bngNumber of bathers/ S ngi tm personsWave displacement/ Nc tro do sng m3Bather displacement/ Nc tro do ngi m3Balancing tank/Th tch b m3Sizing dimensions/ kch thc m

W13.1

II WASTEWATER DRAINAGE SYSTEMA Waste Water Treatment Plant

Daily Capacity m3/dPeak factorMaximum day capacity m3/dOperation hour hHourly Capacity m3/hTotal HRT (Estimated) hSTP volume m3Sludge Disgestion Tank m3Total Volume m3Sizing dimensions m

W3.00

Sludge Storage TankSeptic tank volume shall be calculated as below:

m3

m3

m3

* Solid medium per person per day: a = l/person/day* Storage time of solid in septic tank T = day* Person use septic tank: person

9590

* b: decrease factor when the solid ferment (decrease 30%) b =

* c: Storage solid, that is fermented c =Sizing dimensions m

W3.00

C Grease InterceptorCapacity of kitchen flow rate m3/dayHourly restaurant capacity m3/hPeak factorMaximum hourly capacity m3/hRetention time, minutes tCapacity of grease interceptor m3Sizing dimensions m

W1.00

Project - D n: AN THINH HOTEL - KHCH SN AN THNHLocation - V tr: HANOI - VIETNAMSubject - Mc: CALCULATION OF FIRE WATER DEMAND - TNH TON NHU CU NC CU HARevision - Sa i: 0Date - Ngy: 23.09.2015

Wth = Wn (water volume) + Wc (sediment volume)

Wn =

Wc =

* W1, W2: solid humidity in and out septic tank, when the solid fermentW1 =W2 =

III FIRE FIGHTING SUPPLY/ CP NC CHA CHYA FIRE WATER DEMAND REQUIREMENT:/NHU CU NC CHA CHY1 Sprinkler/ H thng u phun

l/s

l/s

l/s

2 Hose Station/ Hng vch tngHotel /Khch sn l/sCarpark, Podium / Bi xe,Khn i l/s

3 External Hydrant/Cha chy ngoi nh

l/s

B FIRE FIGHTING SOLUTIONS:Gii php cha chy1 A fire pump set for Hotel (Light Hazard)/ Cm bm cho phn khch sn

Number of Stack/ S trc cha chyHose Station (Hose reel cabinet)/Hng vch tng l/sSprinkler/ u phun t ng l/sTotal:Tng l/sHead m

2 A fire pump set for Basement + Podium (Ordinary 2 Hazard)Number of Stack/ S trc cha chySprinkler/ u phun t ng l/sHose Station (Hose reel cabinet)/Hng vch tng l/sOutside Hose/ Hng cha chy ngoi nh l/sTotal: l/sHead m

C FIRE WATER TANK/ B NC CHA CHYSprinkler/ u phun t ng hourInside hose/ Hng vch tng hourOutside hose/ Hng ngoi nh hourTotal Volume/ Tng dung tch m3

IV FIRE SUPPRESSION SYSTEM FM200/ H THNG CHA CHY KH SCH FM200

kg

V: net volume of hazard/ Th tch thc m3T: temperature in the hazard are/Nhit oCS: Specific volume of HFC227ea vapour at pressure of 1.013Bar m3/kg

S = k1 + k2.T = 0.1269 + 0.000513.Tc: is volumetric concentration of HFC227ea in the air at %

Capacity of a cylinder/ Dung tch bnh kgNumber of Cylinder/ S lng bnh

Hotel (Light Hazard as TCVN 7336-2003)/Khch sn(Nguy c chy thp theo TCVN 7336-2003)

Restaurant (Ordinary 1 Hazard as TCVN 7336-2003)/Nh hng( Nguy c chy trung bnh nhm 1 nh TCVN 7336-2003)Carpark (Ordinary 2 Hazard as TCVN 7336-2003)/ Bi xe (Nguy c chy trung bnh nhm 2 nh TCVN 7336-2003)

Carpark, Podium (Ordinary 2 Hazard)/Bi xe,Khn iNguy c chy trung bnh nhm 2

FM200 Quantity shall be calculated as follows:Khi lng kh FM200 c tnh theo cng thc sau:

is calculated by the formula:/Th tch ring ca kh HFC227 ti p sut 1.013 Bar.

temperature indicated/ Nng thit k ca HFC227 trong khng kh ti nhit thit k.

Value

DOMESTIC WATER SUPPLY SYSTEM/ H THNG CP NC SINH HOTHotel19613526.535351.289620

17.9

88454.0

78.694.129

4.40.3331.43.01.576.26

5.72.7152.30.0122.03.01.103.41

3.6

1.5900.1

1.012542.6

105.6

1010.6

116.1Rawwater Water Tank / B nc th

419.4

Treated Water Tank / B nc sau x l19.4

Domestic High Level Water Tank/ B mi24

151.46

Domestic Water Transfer Pump/ Bm trung chuyn113

38.7285.105.535.00

95.63Domestic Water Booster Pump/ Bm tng p

11

4193.43.408

1220

291.571.463.63

L1 H1.4 1.0

WASTEWATER DRAINAGE SYSTEMWaste Water Treatment Plant

46.81.360.8242.515

38.09.547.5

L H5.30 3.60

Sludge Storage Tank

24.1

9.6

14.5

0.6180319

%%

0.71.2

L H2.67 3.60

Grease Interceptor17.96.03.017.910.02.99

L H1.00 3.60

FIRE FIGHTING SUPPLY/ CP NC CHA CHY

9.6

28.8

57.6

55

10

25

9.614.6115

157.6

510

72.665

131

297.4FIRE SUPPRESSION SYSTEM FM200/ H THNG CHA CHY KH SCH FM200

81.68

138.1720

0.13716

7.5

501.88

Project - D n: AN THINH HOTEL - KHCH SN AN THNHLocation - V tr: HANOI - VIETNAMSubject - Mc: CALCULATION OF HOT WATER DEMAND - TNH TON NHU CU NC NNGRevision - Sa i: 0Date - Ngy: 07.10.2015

No. Parameter/Thng s

II HOT WATER SUPPLY SYSTEM/ H THNG CP NC NNGA Hotwater Consumption (t = 60oC)/ Nhu cu nc nng (t=60oC)

1Guests/KhchLiter per person per day/Tiu chun cp ncWater consumption/Nhu cu dng nc

2 Liter per meal per hour/Tiu chun cp ncWater consumption/Nhu cu dng nc

3Restaurants/Nh hngLiter per meal per hour/Tiu chun cp ncWater consumption/Nhu cu dng nc

4 Liter per person per hour/Tiu chun cp ncWater consumption/Nhu cu dng nc

5

Swimming Pool/ B biSurface area of Pool/Din tch b biTotal of volume/ Th tchNumber of bathers/S ngi tmLiter per bather per hour/ Ch tiu cp ncWater for showering before swimming/ Nc cho sen tm trc khi biTotal water Consumption/Tng nhu cu

6

Jacuzzi/ Bn scSurface area of Jacuzzi Pool/ Din tch bn scTotal of volume/ Th tchWater for showering before spa/ Nc cho sen tm trc khi spaTotal water Consumption/Tng nhu cu

7

8Total 1-7/ tng cng 1-7

9Other utilities & Back-up/ D phng khcPercentage/Phn trmWater consumption/Nhu cu dng nc

Total/Tng

1, The quantity of heat energy is required to heat cold water (15oC) to using hotwater temperature (65oC)Nhit lng cn cung cp lm nng nc t 15oC n 65oC:Cold Water Temperature :Nhit nc lnhSupply Water Temperature :Nhit nc nongs

shalll as follows:/tnh theo cng thc sauQ = m.C.(t2-t1)

m: secondary fluid weight/ khi lng ncC: specific heat capacity of the water/ Nhit dung ring

2 Power Required : Cng sut a. Heat recovery period / Thi gian ra nhitb. Time rise: tng nhitc. Power Required :Cng sut

Office staff (tenants) /Nhn vin

Service staff for F&B (food consumption in staff canteen)/ Nhn vinnh hng

Irrigation & general washing (Not use hot water)/ Nc ti& ra(Khng dng nc nng)Carpark washing (Not use hot water)

Use hotwater storage tank as calorifier to store hotwater with capacity as follows: S dng bn cha nc nng vi cng sut nh sau:

Unit/n v Value/ Gi tr

HOT WATER SUPPLY SYSTEM/ H THNG CP NC NNGHotel/Khch sn

Person/Ngi 196L/p/day 125m3/day 24.5Person 35L/p/day 14m3/day 0.5Meals/Xut n 896L/p/day 6m3/day 5.4

Person/Ngi 88L/p/day 6m3/day 0.5

m2 78.6m3 110.0Person 29L/p/day 24m3/day 0.70m3/day 0.70

m2 5.7m3 3.4m3/day 0.51m3/day 0.51

m3/day 32.1

% 10m3/day 3.2m3/day 35.3

= 8.00 m3

1, The quantity of heat energy is required to heat cold water (15oC) to using hotwater temperature (65oC)

15 degC60 degC

= 277,469 kJ/h= 1471.6 kg= 4.19 kj/kgoC

= 1 hr= 45 deg C= 77.1 kW

Based on Architectural Drawings received 10 July 2015

TABULATIONS

FloorsArea of Hotel rooms

Twin-1 Twin-2 Twin-3 Twin-4 S-King King-1 King-2 King-3 King-4 King-5

Roof1918 26.217 26.216 26.215 26.214 26.213 26.212 24.3 24.3 24.3 24.3 26.2 21.8 21.8 21.8 21.8 21.811 24.3 24.3 24.3 24.3 26.2 21.8 21.8 21.8 21.8 21.810 24.3 24.3 24.3 24.3 26.2 21.8 21.8 21.8 21.8 21.89 24.3 24.3 24.3 24.3 26.2 21.8 21.8 21.8 21.8 21.88 48.6 24.3 24.3 24.3 24.3 26.2 21.8 21.8 21.8 21.8 21.87 24.3 24.3 24.3 24.3 26.2 21.8 21.8 21.8 21.8 21.8

Luggage Ramp Bar Store Void VIP

6+ 2906543 26.22 4.8 125 24.51 9.4 64.2 142 18.8 9.8

Basement 5.8 7.6 39.1 14.4 66.4

Connecting Alt2

Wash, Category

DinningRoom

Trash Room

CoffeeOutdoor

BusinessCenter

Based on Architectural Drawings received 10 July 2015

Based on Architectural Drawings received 10 July 2015

Area of Hotel rooms Other areas

King-6 Connecting 2 Suite 1 Suite 2 Corridor

18.323.5

45.6 45.6 45.6 47.2 45.7 4345.6 45.6 45.6 47.2 45.7 4345.6 45.6 45.6 47.2 45.7 4345.6 45.6 45.6 47.2 45.7 4345.6 45.6 45.6 47.2 45.7 4345.6 45.6 45.6 47.2 45.7 43

23 4323 4323 4323 4323 4323 43

Kitchen Restaurant Office

10 8.15 21.5 22.6 22.6 40.4 255.1274

135 365.5135 225

20.2 3459.9

Connecting Alt1

Connecting 3

Ball Room

Driving Prevention

WarehouseMaterial

Caf-Doc.Center

Financial Director

FinancialAccounting

GeneralDirector

Based on Architectural Drawings received 10 July 2015

Based on Architectural Drawings received 10 July 2015

Other areas

Lobby Service M&E shaft M.Room

19.4 41.3 12036 9.5 9.5 60.1 48.3 66.9 48.4 6236 9.5 9.536 9.5 9.536 9.5 9.536 9.5 9.536 9.5 9.537 9.5 9.536 9.5 9.536 9.5 9.536 9.5 9.536 9.5 9.536 9.5 9.536 9.5 9.5

M&E WC Room Reception Pool Deck GYM

30.4 37.4 9.5 50.7 -36.9 9.5 49.5 49.7 154 8030.4 9.5 24.95 57 60

157.7 31.5 23.5 48.6 24.9530.4 3.74 9.5 4.5 24.9530.4 9.5 4.5 24.95

- 9.5 22.1 27.12 -316.1 26.5

Technical Room

ConferenceRoom

Office Chairman

Main Living+Dinin

g RoomGreen Space

Lobby (Indoor)

Service & Storage

Technical Room

Meeting Room

Based on Architectural Drawings received 10 July 2015

Based on Architectural Drawings received 10 July 2015

Other areasFunctional

Other

37 37 200.1 473.1 Green spacee210.8 575.0 Penthouse/Executive Floor221.1 575.0 Hotelroom221.1 575.0 Hotelroom221.1 575.0 Hotelroom221.1 575.0 Hotelroom221.1 575.0 Hotelroom221.1 576.0 Hotelroom221.6 575.0 Hotelroom221.6 575.0 Hotelroom221.6 575.0 Hotelroom221.6 575.0 Hotelroom221.6 575.0 Hotelroom221.6 575.0 Hotelroom

Pool Jacuzzi Sauna Steam Staff

17.5 11.0 9.3 39.5 10.3 239.4 745.078.6 286.8 745.0 Swimming Pool

182.8 745.0 Office184.8 745.0 Ballroom145.2 745.0 Kitchen+Restaurant161.4 745.0 Kitchen+Restaurant620.9 978.0 Lobby477.2 1,013.0

Total Area BedRoom

1BedRoom

2

Massage(4Rooms)

Based on Architectural Drawings received 10 July 2015

14,410.1

Based on Architectural Drawings received 10 July 2015

Floors

Hotel rooms Other Areas People in each floor

Persons Staff Total

Roof19 1 60.118 1 1 1 1 1 117 1 1 1 1 1 116 1 1 1 1 1 115 1 1 1 1 1 114 1 1 1 1 1 113 1 1 1 1 1 112 1 1 1 1 1 1 1 1 1 1 111 1 1 1 1 1 1 1 1 1 1 110 1 1 1 1 1 1 1 1 1 1 19 1 1 1 1 1 1 1 1 1 1 18 1 1 1 1 1 1 1 1 1 1 17 1 1 1 1 1 1 1 1 1 1

6+6 78.65 255.14 2743 365.52 2251 142 34

Basement 39.1 59.9No. of Hotel room 1 5 5 6 6 12 6 6 6 6 6 6 6 6 6 6 6 1 39.1 78.6 60.1 142 590.5 274 349

2 2 2 2 2 1 1 1 1 1 1 1 3 3 3 1 1 3

3 2 2 2 2 1.5 1.5 1.5 1.5 1.5 1.5 1.5 3 3 3 1.5 1.5 5 - 2.7 1 - - - 10

3 10 10 12 12 18 9 9 9 9 9 9 18 18 18 9 9 5 24 29 60 36 350 150 35Total of guest 196 684

Diversity for Lift Traffic Analysis100% 50% 100% 0% 50% 40%

24 15 60 0 175 60 32 365

Connecting Alt2(2B)

Twin-1(2B)

Twin-2(2B)

Twin-3(2B)

Twin-4(2B)

S-King(1B)

King-1(1B)

King-2(1B)

King-3(1B)

King-4(1B)

King-5(1B)

King-6(1B)

Connecting Alt1(2B)

Connecting 2(2B)

Connecting 3(2B)

Suite 1(1B)

Suite 2(1B)

Penthouse(3B)

DinningRoom,

m2Pool,m2

ConferenceRoom,

m2

Coffee Outdoor,

m2Restaurant,

m2Ball room,

m2Office,

m2

No. Bedroomeach roomNo of guestper room

Density,m2/person

No of guest each type of room

Note: Type of 1B in King and Suite Rooms is King type; Twin Room is 2 single beds

effective population

1st flr not using elevator

Litres/hr

1 3500 3500 0.72% 4.17% 0.00% 3.45% 0.00%2 6375 3188 1.31% 4.17% 0.00% 2.85% 2.85%3 9250 3083 1.90% 4.17% 0.00% 2.26% 5.12%4 10875 2719 2.24% 4.17% 0.00% 1.93% 7.04%5 10875 2175 2.24% 4.17% 0.00% 1.93% 8.97%6 11500 1917 2.37% 4.17% 0.00% 1.80% 10.77%7 12125 1732 2.50% 4.17% 0.00% 1.67% 12.44%8 12125 1516 2.50% 4.17% 0.00% 1.67% 14.11%9 12750 1417 2.62% 4.17% 0.00% 1.54% 15.65%

10 13875 1388 2.86% 4.17% 0.00% 1.31% 16.96%11 15000 1364 3.09% 4.17% 0.00% 1.08% 18.04%12 16625 1385 3.42% 4.17% 0.00% 0.74% 18.79%13 18250 1404 3.76% 4.17% 0.00% 0.41% 19.20%14 21750 1554 4.48% 4.17% 0.31% 0.00% 18.89%15 22375 1492 4.61% 4.17% 0.44% 0.00% 18.45%16 23500 1469 4.84% 4.17% 0.67% 0.00% 17.78%17 25750 1515 5.30% 4.17% 1.13% 0.00% 16.64%18 28625 1590 5.89% 4.17% 1.73% 0.00% 14.91%19 32125 1691 6.61% 4.17% 2.45% 0.00% 12.47%20 33750 1688 6.95% 4.17% 2.78% 0.00% 9.69%21 34875 1661 7.18% 4.17% 3.01% 0.00% 6.67%22 36000 1636 7.41% 4.17% 3.24% 0.00% 3.43%23 36625 1592 7.54% 4.17% 3.37% 0.00% 0.06%24 37250 1552 7.67% 4.17% 3.50% 0.00% -3.45%

485750 44225 100.00% 100.00% 22.64% 22.64%

Peak Hour/G

i

Usage for xx Peak

Hours/Nhu cu gi cao

im

Average Consumption/ Nhu cu gi trung

bnh

Peak Usage Pattern (%)/ Ch s dng (%)

Hot Water Supply

(%)/Nc nng cp

Hot water out from

storage tank (%)/Nc

nng ra khi bn

Hot water accumulated in

storage tank (%)/ Nc nng

vo bn

Hot Water in tank (%)/

Nc nng d tr trong

b

Litres Used

25%

0.72% 4.17%2.03% 8.33%3.94% 12.50%6.18% 16.67%8.41% 20.83%

10.78% 25.00%13.28% 29.17%15.77% 33.33%18.40% 37.50%21.26% 41.67%24.34% 45.83%27.77% 50.00%31.52% 54.17%36.00% 58.33%40.61% 62.50%45.45% 66.67%50.75% 70.83%56.64% 75.00%63.25% 79.17%70.20% 83.33%77.38% 87.50%84.79% 91.67%92.33% 95.83%

100.00% 100.00%

Wt = 22.64%

Allow % for mixing with cold water in

calorifier/ T l ha trng nc

lnh trong calorifier

Cumulative Hot Water

consumption/ Lng nc

nng tch ly

Hot Water Supply/

Nc nng cp ra

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 240.00%

20.00%

40.00%

60.00%

80.00%

100.00%

120.00%Chart Title

Column J

22.65

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 240.00%

20.00%

40.00%

60.00%

80.00%

100.00%

120.00%Chart Title

Column J

Water Demand; TankHotwaterFloor AreaPopulationHW Consumption Pattern