857 Redox Flow Cell Test System

857은 Redox Flow Cell 연구 및 개발을 위한 통합 턴키 테스트 시스템입니다. 

20A 전류 범위와 높은 정확도를 위한 다범위 전위차계를 자랑합니다. 

시스템 작동 및 실험을 위한 강력하고 사용자 친화적인 FlowCell™ 소프트웨어가 시스템에 포함되어 있습니다.


  • 0.07 A, .07 A, 7 A, 20 A current range
  • High-current, multi-range potentiostat operates in current- or voltage-controlled operation
  • ± 5 V operation for non-aqueous electrolytes
  • Charge / discharge cycling & performance characterization
  • Four reservoir sizes- 100 mL, 250 mL, 500 mL, and 1 L
  • Whole and half-cell voltage, EIS and HFR measurement
  • Impedance Analyzer for EIS and HFR measurements during charge, discharge and at OCV
  • High-impedance V-sense inputs for whole and half-cell measurements including EIS & HFR
  • State-of-charge (SOC) voltage inputs for DC SOC measurement when used with SOC cell
  • All non-metallic electrolyte handling system: pumps, electrolyte reservoirs, drain and purge valves
  • Cell and electrolyte temperature control up to 50 oC
  • Peristaltic pumps with variable flow control including forward and reverse
  • Electrolyte shielding with inert gas purge blanket
  • Electrolyte reservoir stirring

Products                                                            Description

H-CellCell for separator/membrane diagnostics and testing in relevant liquid environment
State of Charge (SOC) Cell FixtureState of Charge Cell Fixture for Redox Flow Batteries
Glass or Plastic (PVC) Electrolyte Reservoirs
Tubing for Flow RatesThree tubing size from < 1 to 1000 mL/min
892e Data Acquisition Expansion System8 temperature + 8 analog/voltage inputs integrated with FlowCell™
Single Cell RFB HardwareCell fixture specifically design for use with redox flow cells and batteries
SIGRACELL® Graphite Felt ElectrodesSGL Carbon SIGRACELL® Graphite Felt Electrodes

Specification:                                                   Details

Current Ranges:20 A, 7 A, 700 mA, 70 mA full scale (FS)
Current Resolution:1.4 mA (20 A FS) to 4.88 µA (70 mA FS)
Current Accuracy:± 1% of full scale current of selected range
Voltage Measurement and Data Acquisition:
Set and Read Voltage vs. WE:± 5.000 V
Cell Voltage Sense Leads:Differential with driven shields
Voltage Measurement Resolution:152 µV
Sense Lead Input Resistance:1 GΩ
Data Acquisition Rate:10 points/second
Impedance Analyzer:
Internal Impedance Analyzer Type:Single sine, one generator and two gain/phase measurement channels
Internal Analyzer Frequency Range:1 mHz to 10 kHz
Electrolyte Fluid Handling System:Computer-controlled peristaltic pumps (2); <1 to 1,000 mL/min

All non-metallic flow path and reservoirs

Independent drain & purge valves for positive & negative electrolytes

Nitrogen purge and blanket; Electrolyte level monitoring
Temperature Controllers:
Three:Cell, anode electrolyte, cathode electrolyte
Set & Report Accuracy:±0.25% of span, ±1 least significant digit
Sensor Type:Thermocouple, Type T
Operating Temperature:5 to 35 °C
Power Source:110-120 V, 50-60 Hz, 10 A (Export model 220-240 V, 50-60 Hz, 5 A)
Size and Weight:Electronic Control Unit: 48 W x 13 H x 53 D cm3 (19 x 5.25 x 21 in3); 9 kg (20 lb)
Fluid Control Unit:50 W x 65 H x 65 D cm3 (20 x 25 x 25 in3); 16 kg (35 lb)
Safety Features:Automatic shutdown on under- and over-voltage or current, over-temperature, or communications failure

Emergency stop switch for manual operator shutdown

*Specifications for 25o C ambient temperature unless otherwise noted.

SIGRACELL® is a registered trademark of SGL Carbon SE