Luoyang Songdao Induction Heating Technology Co., Ltd.

First, the melting furnace  type:
The melting furnace is a power-saving product, advanced technology, precise and reliable control, mature manufacturing process, safe and stable operation, perfect protection system, reasonable layout, convenient management and maintenance. It has the characteristics of fast melting speed , low energy consumption and stable and reliable operation.

Second, the melting furnace composition range:
Medium frequency power supply ?? capacitor cabinet ?? furnace body (steel shell or aluminum shell furnace body) ?? tilting furnace system ?? remote control box ?? closed loop cooling tower
The melting furnace has protection systems such as overvoltage, overcurrent, water temperature, water pressure, short circuit, grounding, etc. The operation panel has various parameters of the working parameter display screen and the display working state, and there are indications such as fault and temperature.

First, the complete set of equipment:
The system includes: an electric furnace 1 .5 t; a 1500 KW SCR frequency power; a rectifier transformer owned 1 600 KVA (10KV / 2 * 750V); a control box furnace convenient operating. A total of one set.

First, the melting furnace type:
The melting furnace is a power-saving product, advanced technology, precise and reliable control, mature manufacturing process, safe and stable operation, perfect protection system, reasonable layout, convenient management and maintenance. It has the characteristics of fast melting speed , low energy consumption and stable and reliable operation.
Second, the melting furnace composition range:
Medium frequency power supply â?? capacitor cabinet â?? furnace body (steel shell or aluminum shell furnace body) â?? tilting furnace system â?? remote control box â?? closed loop cooling tower
The melting furnace has protection systems such as overvoltage, overcurrent, water temperature, water pressure, short circuit, grounding, etc. The operation panel has various parameters of the working parameter display screen and the display working state, and there are indications such as fault and temperature.
Third, 2T melting furnace technical parameters
power supply Working form: single power supply 6 pulses or dual power supply 12 pulses
Rectified form: 3- phase 6- pulse or 6- phase 12- pulse
Output power: 1000 KW or 1800 KW , different power prices.
Power efficiency â?¥98%
Start mode: sweep soft start
Startup rate: 100% (including heavy load)
Rated frequency: 500KHZ-1000KHZ
AC voltage: 400 V , 575v, 660v
DC voltage: 500V, 776V, 900V, 1350v
IF voltage: 1500V, 2400V, 2700V
DC current: 2000 A
Input frequency: 50Hz
Circulating water volume: integrated layered water cooling tower ZXZ-120T (40/80)
Furnace body Rated capacity: 2 000KG
Maximum capacity: 2 300KG
Power factor: � 0.9 2
Melting time : about 60 minutes / furnace
Working temperature: 155 0°C -170 0°C
Loading diameter: 620 mm (upper mouth) inner diameter of the ring: 820mm copper ring of the furnace is 30x50x6mm
Steel: turndown maximum angle: 95 ° Aluminum Shell: turndown maximum angle: 180 °
Outlet mode: side outlet or rear outlet
Circulating water volume: integrated layered water cooling tower ZXZ-120T (40/80)
Tilting method: aluminum shell 631 reducer, steel shellhydraulic
Unit power consumption: � 60 0 degrees / T ± 5% 1550 ° C
transformer Rated capacity: 1250 KVA
Primary voltage: 10KV
Secondary voltage: 400 V , 575, 660v
One phase: 3 phase
Secondary phase number: /3 phase 6 pulse , 6 phase 12 pulse
Output form: three â?³ three Y

First, the melting furnace type:
The melting furnace is a power-saving product, advanced technology, precise and reliable control, mature manufacturing process, safe and stable operation, perfect protection system, reasonable layout, convenient management and maintenance. It has the characteristics of fast melting speed , low energy consumption and stable and reliable operation.
Second, the melting furnace composition range:
Medium frequency power supply â?? capacitor cabinet â?? furnace body (steel shell or aluminum shell furnace body) â?? tilting furnace system â?? remote control box â?? closed loop cooling tower
The melting furnace has protection systems such as over-voltage, over-current, water temperature, water pressure, short circuit, grounding, etc. The operation panel has various parameters of the working parameter display screen and the display working state, and there are indications such as fault and temperature.
Third, 3T melting furnace technical parameters
power supply Working form: single power supply 6 pulses or dual power supply 12

1, equipment type:
This equipment is a power-saving type product, which uses a half-bridge series inverter intermediate frequency power supply (voltage resonance). When the electric furnace is cold, hot, half-filled or filled, the half-bridge series inverter can output rated power with a constant power factor of 0.98. It has the characteristics of fast melting speed, low energy consumption and stable and reliable operation. The equipment consists of a series resonant intermediate frequency power supply and two coreless steel shell induction melting furnaces and auxiliary equipment required for the normal operation of the system.
   A series resonant dual output power supply with two electric furnaces can work at the same time (commonly known as one to two), that is, the output power can be randomly distributed between the two furnace bodies, and the two furnace bodies can be simultaneously powered, one insulation , one smelt.
2, 12-pulse rectification inverter series 5T / 3500kw melting furnace main technical indicators
Melting furnace working mode:
1.1 One set of furnace body is smelted and the other set is spared. Power setting is 3500kw, melting time (5T molten iron to 1550 °C) � 55 minutes / furnace
1.2 A set of furnace body melting, a furnace body insulation (refining), melting power of 3200kw insulation power â?¤Â 3 00KW / furnace. In this state, the melting time (5 T iron water to 1 5 5 0 â??) â?¤Â 60 minutes.
1.3 The two furnace bodies are simultaneously smelted and produced.
A, comprehensive indicators
Serial number project Indicator requirements
   1 Equipment form Medium frequency melting furnace
2 Equipment use Used for melting carbon steel, cast iron, aluminum, etc.
3 Rated Capacity 5T
4 Maximum capacity 5T + 1 0%
5 Operating temperature 15 5 0 °C
6 Smelting material Cast steel, cast iron
7 Lower discharge mode Hydraulic : hydraulic control
9 Working noise

1. Melting furnace description
Melting furnace :
The melting furnace mainly comprises a 12-pulse rectifier transformer, an intermediate frequency power supply, a steel shell furnace body and a PLC auxiliary melting management system. The PLC-assisted smelting management system not only displays the real-time data and information of the power supply operation, but also displays the operating status and information of the entire system, and has automatic oven, cold furnace start, fault diagnosis, fault information display and storage, and operation information display. , system status display and other functions.
ZS 11 - 7000 /10-1. 0 * 2 parameters of the rectifier transformer:
Electric furnace capacity (t) IF power (KW) Transformer capacity (KVA) Voltage combination Connection group label Impedance voltage (%)
Primary side (KV) Secondary side (V)
10T 7000 7000 10 1000 Y/d11 6-8
Main technical parameters of 10T / 7000kw medium frequency coreless induction melting furnace
A, comprehensive parameters
Serial number project Parameter requirement
    1 Melting furnace form Medium frequency melting furnace
2 Melting furnace use Used for melting cast iron , carbon steel, etc.
3 Rated Capacity 10T
4 Maximum capacity 10T +30%
5 Operating temperature 1700 °C
6 Smelting material Cast iron , carbon steel
7 Lower discharge mode Hydraulic : hydraulic control
9 Working noise

1 Overview:
This heating device is specially designed for the on-line annealing of copper tubes. For the characteristics of continuous heating in the movement and the workpiece being heated is copper, special design should be made for the parameters of the power supply and the inductor in the system design. The whole system is heated by a set of 800KW/6KHZ power supply. The outside of the inductor is made of aluminum closed casing and filled with protective gas (nitrogen) to prevent oxidation and oxidation of the copper pipe. This system has the following characteristics:
1.1 The intermediate frequency power supply is 800KW/6KHz. Due to the high power and high frequency, the power supply design has some special requirements. These will be detailed in the description of the power supply.
1.2 The intermediate frequency power supply and the sensor are all water-cooled, making the equipment small and easy to install.
1.3 Automatic continuous production, the production speed can be automatically adjusted according to different workpiece parameters.
1.4 Production line transmission raceway adopts frequency conversion speed regulation, plus PLC can realize closed-loop control of temperature, speed and power.
2. Process parameters:
Copper tube size: Φ9.52�0.37mm; Φ12.7�0.43 mm
Copper tube lifting temperature: 700 ° C
Roller speed: >200 m/min
3. System equipment operation plan:
3.1 System power selection:
The choice of total heating power is 800KW depending on your requirements.
3.2 Choice of program:

Heating bar�Φ�20-150mm

Lï¼?100-300mm

Mainly technical parameters:


Input Voltage

380V


Phase

3


Rated voltage

750-800V


Rated current

500A


Rated frequency

1000 HZ


Rated temperature

1250â??


Rated Power

300KW




Equipment composition


No.

Name

Specifications

Quantity

Notes


1

MF power supply

KGPS-300

1




2

Compensation capacitor capacitor

300KW

1




3

Bracket

WLâ??JRZ-1

1




5

inductor

Φ28 Φ60 Φ100



3




6

Closed cooling tower

30T

1




7

Automatic feeding device



1

1. Type of molten steel furnace :
The molten steel furnace is a power-saving type product, which adopts a half-bridge parallel inverter intermediate frequency power supply (voltage resonance , whether the electric furnace is cold state, hot state, plus half charge or full material, the half bridge parallel inverter can output the rated Power, power factor is constant at 0.9 6 . ) The molten steel furnace is safe and reliable, in line with national standards and related regulations.

Equipment type :
Device parallel resonant frequency pulse power supply 12 and two steel coreless induction melting furnace and auxiliary systems required for normal operation of the equipment.
0.5 tons of steel induction melting furnace main parameters:
in
frequency
sense
should
melt
Refining
furnace Rated Capacity t 0.5
Maximum capacity t 1
Iron temperature °C 1450~1 8 00
Melting power consumption (hot furnace, molten steel) Kwh/t 570 ± 5% in the case of pure melting .
Melting consumption (heating furnace,molten iron) Kwh/t 560 ± 5% in the case of pure melting .
Melting rate (steel steel) h/t 0.9
cold
but
water Influent flow M3/h � 40
Inlet pressure MPa 0.3
Inlet temperature °C � 32
Backwater temperature °C � 52
Tilting method   Hydraulic tilting
 
whole
flow
change
Pressure
Device Product number ZS -type
Voltage combination 10KV/380V/380V
Secondary side Î? /Y double winding, star winding midpoint extraction
Transformer capacity KVA 1000kva(two shared)
Primary voltage KV 10 ± 5% KV
Secondary voltage V 380 � 2
Phase Primary side 3 phase ; secondary side 6 phase connected to intermediate frequency power supply cabinet
frequency HZ 50
Connection group DdOY11 ( secondary side line voltage phase difference of 30° )
Short circuit impedance â?¥ 9%
cooling method ONAN,cooling medium: 25thtransformer oil
Pressure regulation method Automatic non-excitation voltage regulation ,
effectiveness â?¥ 98%,
Executive standard JB/T8636-1997 "Power Converter Transformer"
Rectifier transformer
The rectifier transformer is used to reduce the primary high voltage to the input voltage suitable for the intermediate frequency power supply. The device uses a dedicated high-impedance oil-immersed self-cooling rectifier transformer, the model is ZS series. The primary voltage of the transformer is 10KV and the secondary voltage is 380V . The rectifier transformer is equipped with a gas relay and a oil temperature relay table, which can be interlocked with the high voltage cabinet. When the transformer has gas or oil temperature exceeding the standard, the high voltage input can be automatically cut off and an alarm is issued.
 
in
frequency
Electricity
source
 
 
  rated power KW 5 00
DC voltage V 102 4
DC A 488
Number of commutating pulses pulse 12
cold
but
water Influent flow M3/h � 15
Inlet pressure MPa 0.25
Inlet temperature °C � 32
Backwater temperature °C � 42
IF voltage V 2400
IF frequency Hz 8 00 can be fine-tuned
Power factor C OSÏ? â?¥Â 0.95 for any power usage
Inverter form   Parallel inverter
noise dB 85dB
Starting success rate   100%
     
     
     
       

Equipment type :
Device parallel resonant frequency pulse power supply 12 and two steel coreless induction melting furnace and auxiliary systems required for normal operation of the equipment.
0.5 tons of steel induction melting furnace main parameters:
in
frequency
sense
should
melt
Refining
furnace Rated Capacity t 0.5
Maximum capacity t 1
Iron temperature °C 1450~1 8 00
Melting power consumption (hot furnace, molten steel) Kwh/t 570 ± 5% in the case of pure melting .
Melting consumption (heating furnace,molten iron) Kwh/t 560 ± 5% in the case of pure melting .
Melting rate (steel steel) h/t 0.9
cold
but
water Influent flow M3/h � 40
Inlet pressure MPa 0.3
Inlet temperature °C � 32
Backwater temperature °C � 52
Tilting method   Hydraulic tilting
 
whole
flow
change
Pressure
Device Product number ZS -type
Voltage combination 10KV/380V/380V
Secondary side Î? /Y double winding, star winding midpoint extraction
Transformer capacity KVA 1000kva(two shared)
Primary voltage KV 10 ± 5% KV
Secondary voltage V 380 � 2
Phase Primary side 3 phase ; secondary side 6 phase connected to intermediate frequency power supply cabinet
frequency HZ 50
Connection group DdOY11 ( secondary side line voltage phase difference of 30° )
Short circuit impedance â?¥ 9%
cooling method ONAN,cooling medium: 25thtransformer oil
Pressure regulation method Automatic non-excitation voltage regulation ,
effectiveness â?¥ 98%,
Executive standard JB/T8636-1997 "Power Converter Transformer"
Rectifier transformer
The rectifier transformer is used to reduce the primary high voltage to the input voltage suitable for the intermediate frequency power supply. The device uses a dedicated high-impedance oil-immersed self-cooling rectifier transformer, the model is ZS series. The primary voltage of the transformer is 10KV and the secondary voltage is 380V . The rectifier transformer is equipped with a gas relay and a oil temperature relay table, which can be interlocked with the high voltage cabinet. When the transformer has gas or oil temperature exceeding the standard, the high voltage input can be automatically cut off and an alarm is issued.
 
in
frequency
Electricity
source
 
 
  rated power KW 5 00
DC voltage V 102 4
DC A 488
Number of commutating pulses pulse 12
cold
but
water Influent flow M3/h � 15
Inlet pressure MPa 0.25
Inlet temperature °C � 32
Backwater temperature °C � 42
IF voltage V 2400
IF frequency Hz 8 00 can be fine-tuned
Power factor C OSÏ? â?¥Â 0.95 for any power usage
Inverter form   Parallel inverter
noise dB 85dB
Starting success rate   100%
     
     
     
       

3T steel shell hydraulic melting furnace

steel melting furnace

1. Overview
Fully automatic medium frequency induction heating complete equipment with vibration sequencing, idler feeding, automatic temperature control and three-level temperature control
This set of equipment is mainly used for the overall heat transfer of round steel and steel pipes . The heating furnace body adopts the quick replacement method, and only the furnace body needs to be replaced when the product specifications are replaced. It takes only a few minutes to replace the furnace
2, according to the maximum weight of a single piece, the heating time to calculate the power
3, Device range and function description:
1. Equipment range is shown in the table below
Serial number content Quantity Remarks
1 Rectifier transformer 1 set Optional user purchase
2 Thyristor series inverter IF power supply 1 set  
 
3 Induction heater 1 set Includes water cooled rails
3.1 GTR 80 (applicable material Ï? 75 ) 1 set  
4 Induction heating furnace stand 1 set  
5 Feeding platform and buffer chain conveyor 1 set  
6 Feeder 1 set  
7 Roller feeder 1 set  
8 Pinch roller feeder 1 set  
9 Material return device 1 set Return steel cylinder, loading machine
10 Quick discharge machine 1 set  
11 Three sorting machines 1 set  
 
12 Temperature control system (infrared temperature measurement and control instrument) 1 set PLC center console
12 .1 PLC center console 1 set  
12 .2 Industrial control software
(MCGS system) 1 set  
12 .3 Programmable Controllers 1 set  
12 .4 LCD screen 1 set  
12 .5 Double colorimetric infrared thermometer (Xi'an Ruiguang) 1 set  
12 .6 Photoelectric alarm switch 1 set  
12 .7 Control cabinet 1 set  
12 .8 Console 1 set  
10 Cooling water system 1 set User-purchased

1. Overview
Fully automatic medium frequency induction heating complete equipment with vibration sequencing, idler feeding, automatic temperature control and three-level temperature control
This set of equipment is mainly used for the overall heat transfer of round steel and steel pipes . The heating furnace body adopts the quick replacement method, and only the furnace body needs to be replaced when the product specifications are replaced. It takes only a few minutes to replace the furnace
2, according to the maximum weight of a single piece, the heating time to calculate the power
3, Device range and function description:
1. Equipment range is shown in the table below
Serial number content Quantity Remarks
1 Rectifier transformer 1 set Optional user purchase
2 Thyristor series inverter IF power supply 1 set  
 
3 Induction heater 1 set Includes water cooled rails
3.1 GTR 80 (applicable material Ï? 75 ) 1 set  
4 Induction heating furnace stand 1 set  
5 Feeding platform and buffer chain conveyor 1 set  
6 Feeder 1 set  
7 Roller feeder 1 set  
8 Pinch roller feeder 1 set  
9 Material return device 1 set Return steel cylinder, loading machine
10 Quick discharge machine 1 set  
11 Three sorting machines 1 set  
 
12 Temperature control system (infrared temperature measurement and control instrument) 1 set PLC center console
12 .1 PLC center console 1 set  
12 .2 Industrial control software
(MCGS system) 1 set  
12 .3 Programmable Controllers 1 set  
12 .4 LCD screen 1 set  
12 .5 Double colorimetric infrared thermometer (Xi'an Ruiguang) 1 set  
12 .6 Photoelectric alarm switch 1 set  
12 .7 Control cabinet 1 set  
12 .8 Console 1 set  
10 Cooling water system 1 set User-purchased