FREQUENTLY ASKED QUESTIONS ABOUT LPG AND CNG
1. WHY SHOULD LPG/CNG BE USED?
LPG/CNG is a clean and environmentally fuel. Recommended for use, because:
- To be burned completely, doesn’t create residue on combustion equipments
- To reduce cleaning and maintenance costs; extending the life of macheniry; and enhance brands with customers.
- To create high calorific value, reduces the time to heat the oven. Calorific value is stable, so it help control the product’s quality well.
2. WHAT IS LPG/CNG??
LPG (Liquified Petrolium Gas) is mixtures of propane and butane. Common Units: tons, Kg. LPG is stored by LPG tanks or LPG cylinders.
CNG (Compressed Natural Gas) is consisting largely of methane, is compressed at the high pressure and transported by specialized trailer.
3. WHERE ARE SUPPLY RESOURCES AND STORAGES??
| LPG TANK | LPG CYLINDERS (45KG) | CNG |
| – LPG is produced domestically and imported. – Supply resources are stable. | – LPG is produced domestically and imported. – Supply resources are stable. | – CNG is only produced domestically. |
4. WHERE ARE THE STORAGE? DELIVERY TIME?
| – LPG storage is located at Tan Thanh District, Ba Ria – Vung Tau Province.
– Delivery within 48hr by trailer. |
– Gas filling stations are located at Vung Tau province and Dong Nai province;
– LPG cylinders are stored in many places in Ho Chi Minh City, Ba Ria-Vung Tau, Dong Nai, Binh Duong, Long An province. – Delivery within 48hr by truck. |
– 2 CNG factories are located at Phu My I IZ and My Xuan IZ in Ba Ria-Vung Tau.
– An operator always supervises CNG consumption and cooperates with CNG producer to make sure CNG is always supplied continuously. – Delivery by 20 feet or 40 feet trailer. |
5. WHAT IS MINIMUM REQUIRED CONSUMPTION?
| – No minimum consumption is required. | – No minimum consumption is required. | – Minimum commitment consumption quantity is 118,000 Sm3 CNG/month or 4,717mmbtu/month, equivalent 100 tons LPG/month. |
6. HOW MUCH IS THE PRICE OF THE PACKAGE DEVICE SYSTEM INCLUDING INSTALLATION?
| * 65,000 USD including:
– 10MT LPG tank and relevant equipment with capacity of 200kg/h. – The foundation and fence around the station. |
* 15,000 USD including:
– 20 LPG cylinders (45 kg/cylinder) and relevant equipment with a capacity of 50 kg/h. – The foundation and fence and roof |
* 215,000 USD including:
– PRU station with a capacity of 1,500 Sm3/h. – The foundation, the fence around the station and control room. |
Note: Prices in questionnaire are exclusive of VAT.
7. PRICE OF LPG, CNG?
| * Average price in 2018: 723 USD/ton * The average of the first 5 months of 2019 is 683 USD / ton
The price is announced monthly and applied for: – The distance from Cai Mep storage (Ba Ria – Vung Tau) to customers’ factories is less than100km. – Minimum order: 5 tons of LPG/time. – Payment terms: 90% prepayment or payment guarantee. |
* Average price in 2018: 873 USD/Ton
* The average of the first 5 months of 2019 is 833 USD/ton – Payment terms: 90% prepayment or payment guarantee. |
* Average price in 2018: 13.96 USD/mmBTU equivalent to 0.56 USD/Sm3
* The average of the first 5 months of 2019 is 13,496 USD/mmBTU equivalent to 0.54 USD/Sm3 The price is announced bi-monthly and applied for: – The required distance is about 200km from the Phu My storage (Ba Ria – Vung Tau) to customer’s factories. |
8. ANY REQUIREMENTS ABOUT SAFETY LICENSE AND SAFETY INSPECTION FROM GOVERNMENT?
| – Getting drawing approval and an acceptance of fire safety testing are required. These certificates can be got separately or at the same time with the whole factory’s licenses.
– Safety inspection before operating and re-inspected annually are required. |
– Getting drawing approval and an acceptance of fire safety testing are required. These certificates can be got separately or at the same time with the whole factory’s licenses.
– Safety inspection before operating and re-inspected annually are required. |
– Getting drawing approval and an acceptance of fire safety testing are required. These certificates can be got separately or at the same time with the whole factory’s licenses.
– Safety inspection before operating and re-inspected annually are required. |
9. PRESSURE?
| – Pressure in tank: 5-11 bar
– Output pressure in the pipe after 1 first stage regulator: 1.4 bar |
– Pressure in tank: 5-11 bar
– Output pressure in the pipe after 1 first stage regulator: 1.4 bar |
– Input pressure: 250 bar
– Output pressure in the pipe after second stage regulator: 2-4 bar |
10. HOW MANY SQUARE METERS NEED TO BUILD A GAS STATION?
|
|
|
11. DELIVERY AND INSTALLATION TIME?
|
|
|
12. WHAT DOES THE GAS EQUIPMENT SYSTEM INCLUDE?
| – Tanks, inlet pipe, vaporizers, regulator, measuring devices, safety valve, grounding systems and piping system. | – Manifold, regulator, automatic change over regulator, shutdown valves, pipeing system. | – 2-level regulator, boiler, alarm device, automatic shutdown valves, measuring device, grounding system and control room. |
13. HOW DOES THE SYSTEM BE OPERATED AND MAINTENED?
| – An operator is not necessary
– The system is maintained by skilled technician quarterly. |
– An operator is not necessary
– The system is maintained by skilled technician quarterly. |
– An operator is required 24/24 to operate and supervise the PRU system.
– The system is maintained by skilled technician monthly. |
14. HOW FAR IS THE SAFETY DISTANCE FROM THE TANK TO THE FACTORY / WORKING AREA BY LAW?
| – LPG tanks <5 tons: D ≥7.6m
– LPG tanks ≥ 5 tons: D ≥15 m |
– Storage Capacity <400Kg: D ≥ 1m
– 400 Kg≤ Storage Capacity ≤ 1000Kg: D ≥ 3m |
– Storage Capacity< 1100 Sm3: D ≥ 2.5m
– 1100 Sm3≤ Storage Capacity≤ 2450 Sm3: D ≥ 4m – 2450 Sm3 ≤Storage Capacity≤24500 Sm3: D ≥ 10m |
