TWG III REPORTTWG III REPORT
DI JOGJAKARTA PROVINCE
UNIVERSITAS MUHAMMADIYAH YOGYAKARTA
DI JOGJAKARTA PROVINCE
UNIVERSITAS MUHAMMADIYAH YOGYAKARTA
ObjectivesObjectives
Utilize energy efficiently and rationally reducing the energy usage to supporting national development.
Energy optimization, to reduce the energy cost.
Conserve natural energy resources through technology choice policy and energy utilizing efficiently to achieve energy security.
RegulationRegulation
Government Regulation No.5 /2006: National Energy Policy
Presidential Decree No.2 /2008: Water and Energy Saving
Decree of Ministry of ESDM RI No. 031 /2005: Energy Saving Procedure
Electrical Energy consumerElectrical Energy consumer
Survey ResultSurvey Result
Household
Total respondent : 320 (Urban : 200, Suburban : 120)
Own CRT TV : 66%
Own Refrigerator : 57%
Own AC : 29%
Own PC : 36%
Industry
• Only 200 KVA and above
• Leathers : 20
• Limestones : 49
• Foods : 36
• Woods : 30
Hospital
• Class C and above (3500 VA until 200 KVA)
• Total :63
Public Sector (Goverment Building)
Public Sector (Goverment Building)
• 2200 VA – 5500 VA : 270
• 6600 VA – 200 KVA : 146
Household ScenarioHousehold Scenario
Change old refrigerator to energy efficient refrigerator
Use 160 liter, 70 watt refrigerator
Price is IDR 1,400,000
Pay back period is 118 months for electricity price IDR 495 and 74 months for IDR 790
RefrigeratorRefrigerator
Total savings IDR KWhFor PLN @
600
Optimistic(31,812,520,2
77)139,877,13
683,926,281,60
0
Moderate(19,290,586,1
87) 85,950,86451,570,518,40
0
Total Energy SavingsTotal Energy Savings
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
- 200 400 600 800
1,000 1,200 1,400 1,600 1,800 2,000
Month
KWhkWh Dif-ference
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
-1,600,000
-1,400,000
-1,200,000
-1,000,000
-800,000
-600,000
-400,000
-200,000
0
Month
495
790
NPV Difference
Household ScenarioHousehold ScenarioTelevision
Reduce time, turn off mode
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
0
50,000
100,000
150,000
200,000
250,000
300,000
350,000
Month
790
495
2*790
NPV Difference
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
-
100.00
200.00
300.00
400.00
500.00
600.00
700.00
800.00
Month
495
790
2*790
kWh Dif-ference
Total Energy SavingsTotal Energy Savings
Total savings IDR KWh
Optimistic 8,874,119,169 19,519,145
Moderate 8,874,119,169 19,519,145
Household ScenarioHousehold Scenario
AC
Replace old AC with AC with inverter (energy efficient AC)
AC with inverter is 175 watt
Price is IDR 5,000,000
AC with inverterAC with inverter
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
-6,000,000
-5,000,000
-4,000,000
-3,000,000
-2,000,000
-1,000,000
0
1,000,000
Month
790
NPV Difference
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
-
1,000
2,000
3,000
4,000
5,000
6,000
7,000
8,000
Month
790kWh
Difference
Total savings IDR KWh
Optimistic 3,742,250,760 52,855,740
Moderate 2,494,833,840 35,237,160
Total Energy SavingsTotal Energy Savings
Household ScenarioHousehold ScenarioPersonal Computer
Replace Personal Computer with Notebook
PC price is IDR 2,750,000
Netbook price is IDR 3,500,000
All scenario are not feasible
For electricity price IDR 495, pay back period more than 10 years
For electricity price IDR 790, pay back period is 109 months
Total Energy SavingsTotal Energy Savings
Series1
-4,000,000
-3,500,000
-3,000,000
-2,500,000
-2,000,000
-1,500,000
-1,000,000
-500,000
0
Month
495
790
NPV Dif-ference
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
-
500.00
1,000.00
1,500.00
2,000.00
2,500.00
3,000.00
Month
495
790
kWh Dif-ference
Total Energy SavingsTotal Energy Savings
Total savings IDR KWh For PLN @ 600
Optimistic(94,190,031,60
3) 80,068,009 48,040,805,376
Moderate(58,868,769,75
2) 50,042,506 30,025,503,360
• Calculation with electricity price IDR 495 include
• Calculation exclude electricity price IDR 495
Total savings IDR KWh For PLN @ 600
Optimistic(17,171,687,01
1) 26,935,834 16,161,500,160
Moderate(10,732,304,38
2) 16,834,896 10,100,937,600
IndustryIndustry• Implementing Altivar Inverter
• Pay back period is 37 months
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
(20,000,000)
(15,000,000)
(10,000,000)
(5,000,000)
-
5,000,000
10,000,000
Economic Analysis IPAL
Cum. BC
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
-
10,000.00
20,000.00
30,000.00
40,000.00
50,000.00
60,000.00
70,000.00
Month
750kWh
Difference
Total Energy SavingsTotal Energy Savings
Total savings IDR KWh
Optimistic 216,691,608 1,748,736
Moderate 135,432,255 1,092,960
IndustryIndustry
• Improvement of Unbalance Voltage
• Energy savings : 8689 KWh/year
Total savings IDR KWh
Optimistic 163.082.880 239.816
Moderate 101.926.800 149.885
Social SectorSocial Sector
• Operating time reducing of AC
• Reduce 2 hours
Total savings IDR KWh
Optimistic 18.000.873 3.780
Moderate 18.000.873 1.890
Social SectorSocial Sector• Implementing Altivar Inverter
• Pay back period is 34 months
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
(15,000,000)
(10,000,000)
(5,000,000)
-
5,000,000
10,000,000
Economic Analysis Hospital
Cum. BC
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
-
10,000.00
20,000.00
30,000.00
40,000.00
50,000.00
60,000.00
Month
755kWh
Difference
Total Energy SavingsTotal Energy Savings
Total savings IDR KWh
Optimistic 199,043,261 1,496,880
Moderate 110,579,589 831,600
Social SectorSocial Sector• Refrigerant Retrofit
• Pay back period is 34 months
1 2 3 4 5 6 7 8 9 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
(300,000)
(250,000)
(200,000)
(150,000)
(100,000)
(50,000)
-
50,000
100,000
Cum. BC
Cum. BC
Month
Value
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
-
2,000.00
4,000.00
6,000.00
8,000.00
10,000.00
12,000.00
14,000.00
Month
755kWh
Difference
Total Energy SavingsTotal Energy Savings
Total savings IDR KWh
Optimistic 111,296,379 3,742,200
Moderate
74,197,586 2,494,800
Public SectorPublic Sector• Refrigerant Retrofit
• Pay back period is 34 months
1 2 3 4 5 6 7 8 9 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
(300,000)
(250,000)
(200,000)
(150,000)
(100,000)
(50,000)
-
50,000
100,000
Cum. BC
Cum. BC
Month
Value
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
- 1,000.00 2,000.00 3,000.00 4,000.00 5,000.00 6,000.00 7,000.00 8,000.00 9,000.00
10,000.00
Month
880kWh
Difference
Total Energy SavingsTotal Energy Savings
Total savings IDR KWh
Optimistic 353,592,479 3,635,280
Moderate 212,155,487 2,181,168
Public SectorPublic Sector
• Operating time reducing of AC
• Reduce 1 hours
Total savings IDR KWh
Optimistic 49,230,720 140,659
Moderate 29,538,432 199,869
Government involvementGovernment involvement
Financial
Subsidy
Tax reduction
Loan
Knowledge / Awareness
Technical Capacity