T--proc_notices-notices_015_k-notice_doc_12013_962011211

Appendix I
Pre-shipment on the detailed items list of Rice Husk Gasified Power Generation System

Lot 1Yangon, Myanmar
1.1 Rice Husk Gasifier
 2.1 Ash & Char Remover
#
Item
1.1. Rice Husk Gasifier


Manufacture standards
Type
Fuel

2.1.

Rated gas flow at gasifier outlet (Nm3/h)
Gas calorific value (MJ/Nm3)
Gasification temperature (oC)
Gasifier efficiency (%)
Gas composition (CO, H2, CO2, CH4, N2)
Gas impurities at gasifier outlet
 Tar content (mg/Nm3 of gas)
 Particulate matters (mg/Nm3 of gas)
Gasifier start-up time (min)
Turn down ratio
Load fluctuation (% of full load)
Rice husk consumption (kg/h)
Air consumption (Nm3/h)
Char/Ash discharge (kg/h)

Materials of construction
 Gasifier body
 Critical compnts of the gasifier
(combustion c, nozzle, etc.)
Ash/Char Remover
Type
Working temperature (oC)
Rotational speed (rpm)
Materials of construction
Type of drive
Motor rated power (kW)

Specifications
Quantity: 1
ASME, ASTM or approved equivalent
standards for materials of construction. The
bidders are requested to provide the name
of the technical standards used for
manufacturing of the gasifier offered
Fixed bed with downdraft
Rice husk (LHV = 13 MJ/kg, Moisture
content ≤ 14%, Ash content 18-22%)
350 – 400
> 5.5
900 – 1400
65% - 70%
Refer to the below Appendix A
< 500
< 500
30 – 60

40% - 100%
Max. of 20%
Approx. 185
300 – 400
40 – 45
Carbon steel
Carbon steel/Cast Iron
Quantity: 1
Single arm
150 – 400C
1 – 2 rpm
- Bearing: cast iron bushing
- Blade: high chromium cast iron
- Shaft: carbon steel
Electric motor (3 phases, 380 V, 60 Hz)
0.5

Lot 1 Appendix A
Page 1 of 8


Composition and Properties of SynGas

Carbon Monoxide
Carbon Dioxide
Hydrogen
Methane
Water vapor
Nitrogen and Oxide
Density of Gas

Specific Heat Capacity of Gas
Calorific Value of the Gas

31%
3%
15%
1%
1%
49%
1.1 kg/m3
1.1865 KJ/m3-K
5.5 – 6.5 MJ/Nm3

Lot 2 Guangzhou, China
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1.2 Rice Husk Feeding System
2.2 Ash Discharging System
4.1 Gas Cleaner & Cooler
4.2 Gas filters

5.0 Gas Blower
8.1 Control system
8.2 Field Instrumentation
9.1 Cooling Tower
9.2 Cooling Water Circulating Pumps
10.1 Water Treatment Plant
10.2 Raw water pumps

Item.
Description
1.2. Rice Husk Feeding System
Type
Rice husk receiving hopper
 Type
 Capacity
Rice husk conveyor
 Type
 Conveying capacity
2.2.

4.1

 Type of drive
Ash Discharging System
Type
Capacity (kg/h)
Type of drive
Motor rated power (kW)
Gas Cleaner and Cooler
Type

Outlet gas impurities
 Tar content (mg/Nm3 of gas)

Specifications
Quantity: 1
Screw
Metallic
500 kg of rice husk
Quantity: 1
Screw Conveyor
150% of rice husk consumption at full
load of the gasifier
Electric motor (3 phases, 380 V, 60 Hz)
Quantity: 1
Screw Conveyor
100 – 200
Electric motor (3 phases, 380 V, 60 Hz)
0.25
Quantity: 1
Wet scrubber, gas conditir & cleaning
system
< 30
Page 2 of 8


Item.

Description
 Particulate matters (mg/Nm3 of gas)
 Moisture content (%)

Outlet gas temperature (oC)
Gas calorific value (MJ/Nm3)
Water demand for Scrubber (m3/h)
Cooling water flow rate (for Cooler) (m3/h)
Materials of Construction

4.2

5.

8.1.

8.2.

Gas Filters
Type
Filter media
Gas impurities at filter outlet
 Tar content (mg/Nm3 of gas)
 Particulate matters (mg/Nm3 of gas)
 Moisture content (%)
Filter media life (hours)
Outlet gas temperature (oC)
Materials of construction
 Body
 Critical compnts
Gas blower/fan
Type
Rated gas flow (Nm3/h)
Static pressure (mm WG)

Type of drive
Motor rated power (kW)
Materials of construction
Control system
Type of control
Power supply for control system
Operators Interface
Field instrumentation
Analog signal (mA)
Digital signal
Local indicators
Transmitters (If applicable)
Temperature measurements
Flow measurements (If applicable)
Level measurements
Pressure measurements

Specifications
< 30
0.5
35 – 40
5.5 – 6.5
5 - 6 m3/h
15 - 20 m3/h
- Scrubber: Carbon steel
- Gas Cooler: Carbon steel/Stainless
steel tube
3 (2 working + 1 standby)
On-line, cylinder tanks
Dried rice husk or “Activated” Saw dust

5 – 10
<5
0.1 – 0.5
330 – 3300
35 – 40
Carbon steel
Carbon steel
Quantity: 1
Centrifugal, induced draft
350 – 400
100 – 200
Electric motor (3 phases, 380 V, 60 Hz)
0.5 kW
Carbon steel
Quantity: 1
PID Controller
220 V / 60 Hz
Motor Control Center w/Interlock
Quantity: 1
4-20
24 VDC (dry contacts)
Analog
Intelligent type of instruments enabling
the easy integration with the PLC system
Thermo-couples
and/or
resistance
temperature detectors (RTDs)
Pitot-type devices
Level Gauge

Analog type

Page 3 of 8


Item.

Description

Control valves

9.1.

Cooling tower
Type
No. of cells
Fans per cell
Maximum circulating water flow (m3/h)
Hot water temperature (oC in)
Cold water temperature (oC out)
Tower pump head (m)
Design drift loss (%)
Design evaporation loss (%)
Water basin
 Volume (m3)
 Dimensions (L x W x H m)
Materials of construction
 Cooling tower
 Water basin

9.2

Cooling water circulating pumps
Type
Capacity per pump (m3/h)
Water head (m)
Type of motor
Motor speed (rpm)
Protection
Insulation class
Materials of construction
 Casing
 Impeller
 Shaft
10.1. Water treatment plant
Type
Treatment technology

Specifications
- Valves shall be sized to carry
maximum nominal flow at the
specified pressure drop with 80% of
valve maximum lift;
- Control valves and control dampers
shall be equipped with pneumatic
actuators and electro-pneumatic
positirs;
- Provide with accessories such as
handwheels,
filter

regulators,
solenoid pilot valves, and limit
switches as applicable.
Quantity: 1 cooling tower with its
accessories
Induced draft
1
25 m3/h
44 max
32 max
20
0.1
1.9
3.24
1.8 x 1.8 x 1.0
Fiberglass Reinforced Plastics (FRP)
Steel Reinforced concrete foundation and
brick walls (to be designed by the bidder
and constructed by the Purchaser)
Quantity: 2 (1 working + 1 standby)
Centrifugal, horizontal, end-suction
25
20
380 V / 3 phases / 60 Hz
1800
IP 55
F
Cast Iron
Cast Iron
Stainless Steel

Quantity: 1
Skid-mounted
Mechanical Filtration
Page 4 of 8


Item.

Description
Quantity (trains)
Rated capacity (m3/h) per train
Quality of treated water

10.2. Raw water pumps
Type
Rated capacity per pump (m3/h)
Head (m)
Type of motor
Motor speed (rpm)
Protection
Insulation class
Materials of construction
 Casing
 Impeller
 Shaft

Specifications
2 (1 working + 1 standby)
1.0
To meet the requirements of the cooling

water
Quantity: 2 (1 working + 1 standby)
Single stage, horizontal
1.0
15 – 20 meters
220 V / 60 Hz
1800
IP 55
F
Cast Iron
Cast Iron
Stainless Steel

Page 5 of 8


Lot 3 Qingdao, China
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6.1 Gas Engine
6.2 Electric Generator
7.1 Step-up transformer
7.2 0.4 kV Switchgear
11.0 Standby-by Diesel Engine Generator

Item.

Description
Specifications
6.
Gas Engine-Generator System Quantity: 1
6.1. Gas engine
Quantity: 1
Type
refer to Appendix B
3
Gas consumption in full load (Nm /h) 220 – 250
Engine efficiency
30 %
Starting system
Battery power starter
Lubrication method
Lube oil
Cooling method
Closed circuit oil-water cooling
Materials of construction
ASME, ASTM or approved equivalent standards
6.2. Electric generator
Quantity: 1
(single – bearing)
Type
(refer to Appendix B)
Gross power output (kW)
100
Efficiency (%)
≥ 90%
Rated voltage (Volt)

400
Frequency (Hz)
60
Cos 
0.8 lag.
Phase & Connection
3 phases / 4 wires
Mode of excitation
Brushless
Insulation class
H
Mounting
Horizontal
Temperature rise
F
Terminal box
400 V cable connection
Cooling method
IP 23
Materials of construction
Carbon steel
7.
Electrical system
7.1. Step up transformer
Quantity: 1
Type
Out-door installed
Manufacture standards
IEC or approved equivalent standards
Rated capacity (kVA)

150
Cooling method
ONAN
Rated voltage
 HV side (kV)
3.3
 LV side (kV)
0.4
Tap voltage on HV side
+ 2 x 2.5%
No. of taps
5
Tap changing method
OCTC (off circuit tap charger)
Connection
Delta-Wye
Page 6 of 8


Item.

7.2.

11.

Description
Specifications
Connection method
 HV side
Bushing

 LV side
Bushing
 LV neutral
Bushing
0.4 kV Switchgear
Quantity: 1
Type
Air Circuit Breaker
Manufacture standards
IEC
Rated voltage (kV)
0.4
Stand-bu Diesel or Gasoline Engine Generator
Function
8.0 kW 3-phase black-start genset (1-unit)
Type
Refer to Appendix C
Quantity
1
Capacity
8.0 kW
Other technical specifications
Refer to Appendix C

Lot 3 Appendix – B
Gas Engine Specification

Make:
Country of origin:
Design capacity:

Rated speed:
Idling speed:
Type:
Cooling system:
Compression ratio:
Fuel:
Oil recommended:
Oil consumption:
Noise level:

Deutz – German Technology
China
100 kW (base-load)
1800 rpm
700 – 800rpm
Vee type 8-cylinders, 4-stroke, electronic-control spark plug
ignition, water-cooling, wet cylinder jacket, premix proper ratio of
air and gas before combustion
Radiator, fan cooling.
11.5 : 1
Synthetic gas (syn-gas)
SAE 15W/40CD
Approx. 1.0 g/kWh
80 Decibel (max)

Alternator Specification

Make:
Country of origin:
Voltage:

Number of bearing:
Excitation:
Protection:

Stamford – United Kingdom Technology
China
400V, 60Hz, 3phase, 0.8pf.
Single
Brushless by Automatic Voltage Regulation (AVR)
IP 23

Page 7 of 8


Lot 3 Appendix – C
Black-start Diesel Generator Specification

Make:
Country of origin:
Design capacity:
Rated speed:
Idling speed:
Type:
Cooling system:
Compression ratio:
Fuel:
Oil recommended:
Oil consumption:
Noise level:

Deutz – German Technology
China
10 kW (Prime rating)
1800 rpm
700 – 800 rpm
Inline 2-cylinders, 4-stroke, standard fuel injection
Air-cooled
16 : 1
High speed diesel
SAE 15W/40CD
Approx. 1.5 g/kWh
80 Decibel (with canopy)

Alternator Specification

Make:
Country of origin:
Voltage:
Number of bearing:
Excitation:
Protection:

Stamford – United Kingdom Technology LEROY SOMER
China
400V, 60Hz, 3phase, 0.8pf.
Single
Brushless by Automatic Voltage Regulation (AVR)
IP 23

Page 8 of 8