HUI LING CHANG’sHUI-LING CHANG’sW k E iWork Experience

Dafong‐Drug Manufacturing Process

Product Sizing:

System Design

gDT 3400/9*3+DT 1400/9+ DT 800/6

Total Air: 22000 CMH Fresh Air : 2500 CMHy g Fresh Air : 2500 CMHReturn Air: 19500CFMBy Pass Air: 3300 CMHOutdoor condition: DB 35℃ w 27 g/kgOutdoor condition: DB 35℃, w 27 g/kgAHU: post-cooling coil 14 RT

Energy Consumpiton Sources Post-cooling Coil

200

250Dehumidification E i t L d

150

200

d (k

W)

Equipment Load

Pre-cooling Coil

50

100

men

t Loa

d

0

50

Equi

pm

DehumidificationDehumidificationEquipment Type

Hunya –Chocolate Proccessing

Condition Requirement: 24℃±2℃, RH45%

Space Size: 19m*4m*2.9m (L*W*H)

Occupants: 6

Door Open Frequency: 6 min/hr

Equipment Load: 12kW

Door Size:Single door, 120cm*180cm

Outdoor Condition:33℃、RH 75%

Hunya –Chocolate Cooling and Drying 

Condition Requirement: 24℃±2℃, RH45%

Space Size: 6m*6m*2.9m (L*W*H)

Occupants: 2

Door Open Frequency: 1 time/hr

Equipment Load: 3kW

Door Size:Single door, 90cm*120cm

Outdoor Condition:33℃、RH 75%

System Design

Product Sizing:Product Sizing: DT 3400/9

Total Air Volume:3400 CFMFresh Air Volume:

136 CFM136 CFMReturn Air Volume:

3265 CFMDT Inlet: 3400 CFMExfiltration: 135 CFMOutdoor condition:Outdoor condition:

DB 33℃, w 169.3 Gr/lbAHU:

post-cooling coil 4RT

Operating Cost

$90

$100

Operating Cost

Electricity

33.75$70

$80

$90

NT/

HR

y

Cooling C il

$40

$50

$60

Co

st Coil

52.540

$20

$30

$40

10$0

$10

DT 3400/9 Cooling Coil

Dehumidification Equipment Type

AHUDT 3400/9 Cooling CoilAHU

Wrigley-Chewing Gum PackagingCondition Requirement:

20℃±1℃, RH38%±3%Space Size:

20m*9m*4m (L*W*H)O t 15Occupants: 15Door Open Frequency:

3 min/hr3 min/hrEquipment Load: 20kWDoor Size:

double door,250cm*170cmSurrounding Area:

28℃、RH 70%

S t D iSystem DesignProduct Sizing:

DT 3400/9Total Air Volume:

10400CFMFresh Air Volume:Fresh Air Volume:

200CFMReturn Air Volume:

10200CFM10200CFMBy Pass Air Volume:

7000CFMInlet DT: 3400CFMExfiltration: 200CFMOutdoor condition:

DB 30℃, w 203 Gr/lbAHU: pre-coolingAHU: pre cooling coil2.2RT, and post-cooling coil 12RT

Operating Cost

$200

$220

Operating CostSteam

145 5$140

$160

$180

NT/

HR Electricity

Cooling145.5

$80

$100

$120

$

Co

st N Cooling

Coil

49 25

37.5 11.75

$20

$40

$60

$80

35.549.25

$0

$20

DT 3400/9 Silica Gel

Dehumidification Equipment Type

MODE 1-BEFORE TESTING MODE 2-AFTER TESTING

Conditions Requirement: 22℃±2℃, RH50% ±5%

Operation: AHU circulate Conditions Requirement:

22℃±2℃, RH50% ±5% Operation: AHU circulate

return air for 48 hours Space Size:

87 02 2*8 (A*H)

, Operation: fresh air inlet AHU Space Size:

40.25m2*8m (A*H)87.02m2*8m (A*H) Occupants: 6 Equipment Load:

40.25m 8m (A H) Occupants: 0 Equipment Load:

Spotlight lightingSpotlight lighting Surrounding Area:

22.5℃, RH50%

Spotlight lighting Surrounding Area:

22.5℃, RH50%O td C diti

Outdoor Condition:33℃、RH 75%

Outdoor Condition:33℃、RH 75%

Product Sizing: DT 3400/9*2+DT 800/6DT 3400/9 2 DT 800/6

Total Air Volume: 4226 CFMFresh Air Volume: 4226 CFMSystem DesignDT Inlet: 4226 CFMOutdoor condition: DB 35℃, w 177 Gr/lbDB 35℃, w 177 Gr/lbAHU: post-cooling coil 3.7RT

$100

Operating Cost

26.3$70

$80

$90

NT/

HR Electricity

$40

$50

$60

Co

stN Cooling

Coil RT

3 1

53.539

$10

$20

$30

Dehumidification 3.1$0

DT 3400/9DT 800/6

Cooling CoilEquipment Type

AHU

DT 800/6

National Taiwan University –Library(Archive)

Condition Requirement: 20℃℃, RH50%±5%

Space Size:  23.4m*12.6m*9m (L*W*H)

Occupants: 2

Existing AHU: 58kW, 5400 CFM

Door Size:Single door, 250cm*250cm

Outdoor Condition:℃ G lb35℃、153 Gr/lb

DT Inlet: 800 CFMOutdoor condition:

Product Sizing: DT 800/6Total Air Volume: 5400 CFMSystem Outdoor condition:

DB 35℃, w 153 Gr/lbAHU: post-cooling coil 6 RT

Total Air Volume: 5400 CFMFresh Air Volume: 100 CFMReturn Air: 4600 CFM

yDesign

Operating Cost

$90

$100

Operating Cost

Electricity

$60

$70

$80

tNT/

HR

Cooling Coil

$30

$40

$50

Co

st RT

15

5415

$0

$10

$20

$30

Dehumidification E i T$0

DT 800/6 AHUEquipment Type

The EndThe End