ClassID:

237174

Y02T90/32 - page 3 - CPC Classification

Classification description:

Recent Application in this class:
#601
20150362130
2015-12-17

Device for storing and delivery of a liquid and/or gaseous medium under pressure, as well as a fuel energy conversion device and method for assembling a device for storing and delivery of a liquid and/or gaseous medium under pressure

#602
20150357659
2015-12-10

Fuel cell system and fuel cell powered vehicle

#603
20150357658
2015-12-10

Fuel cell motor

#604
20150349366
2015-12-03

Electrolyte emulsion and process for producing same

#605
20150349362
2015-12-03

Protective and precipitation layers for PEM fuel cell

#606
20150349361
2015-12-03

Air humidification device and air humidification method for fuel cell using injector

#607
20150349360
2015-12-03

Fuel cell system and control method therefor

#608
20150349358
2015-12-03

Fuel cell system and control method for the same

#609
20150349356
2015-12-03

Hybrid emergency power unit system

#610
20150349355
2015-12-03

Fuel cell

#611
20150343903
2015-12-03

Safety system of fuel cell vehicle and control method for the same

#612
20150340721
2015-11-26

Electrolyte membrane, dispersion and method therefor

#613
20150336471
2015-11-26

Emergency start method and system for fuel cell-powered vehicle

#614
20150333352
2015-11-19

Membrane electrode assembly for polymer electrolyte fuel cell, method of producing the same and polymer electrolyte fuel cell

#615
20150333346
2015-11-19

Fuel cell stack

#616
20150328991
2015-11-19

Control method for fuel cell vehicle

#617
20150328984
2015-11-19

Motor vehicle having a fuel cell

#618
20150325896
2015-11-12

Fuel cell system

#619
20150325876
2015-11-12

Fuel cell having at least one active surface layer

#620
20150325865
2015-11-12

Method for operating a fuel cell system

#621
20150325859
2015-11-12

Fuel cell with selectively conducting anode

#622
20150321909
2015-11-12

Pyrotechnic process for providing very high purety hydrogen and associated device

#623
20150318591
2015-11-05

Method of operating a fuel cell apparatus and fuel cell apparatus having a charge limiter

#624
20150311542
2015-10-29

Electrical installation having a cooled fuel cell comprising an absorption heat engine

#625
20150308383
2015-10-29

Engine for propelling an aircraft and aircraft having at least one engine and at least one hydrogen tank

#626
20150303505
2015-10-22

Reinforced composite membrane for fuel cell and membrane-electrode assembly for fuel cell comprising the same

#627
20150303500
2015-10-22

System and method for controlling performance of fuel cell stack

#628
20150303492
2015-10-22

Separator and fuel cell with the same

#629
20150303486
2015-10-22

Production method of porous layer material and production method of membrane electrode and gas diffusion layer assembly including porous layer material

#630
20150298811
2015-10-22

Energy unit, cabin movement and vehicle, as well as a method for supplying the cabin of a vehicle with a process material

#631
20150298566
2015-10-22

Fuel cell system with grid independent operation and DC microgrid capability

#632
20150295401
2015-10-15

Compact type fuel cell supply system

#633
20150295293
2015-10-15

Power controlling apparatus

#634
20150295262
2015-10-15

Polymer electrolyte composition, and polymer electrolyte membrane, membrane electrode complex and solid polymer-type fuel cell each produced using same

#635
20150295260
2015-10-15

Fuel cell module

#636
20150295259
2015-10-15

Fuel cell module

#637
20150295252
2015-10-15

Metallic separator for fuel cells and method of manufacturing the metallic separator

#638
20150288041
2015-10-08

Fast starting fuel cell

#639
20150288005
2015-10-08

Extruded carbon fuel cell components

#640
20150284277
2015-10-08

Method and devices for remineralization or for correcting the ph of water produced in an aircraft

#641
20150280268
2015-10-01

Fuel cell stack

#642
20150280263
2015-10-01

Fuel cell module

#643
20150280262
2015-10-01

Fuel cell system and control method

#644
20150280259
2015-10-01

Polyoxometalate active charge-transfer material for mediated redox flow battery

#645
20150280251
2015-10-01

Titanium material or titanium alloy material for fuel cell separator having high contact conductivity with carbon and high durability, fuel cell separator including the same, and fuel cell

#646
20150280249
2015-10-01

Method for manufacturing alloy catalyst for fuel cell

#647
20150274323
2015-10-01

Aircraft ground support vehicle

#648
20150273356
2015-10-01

Ion exchanger for a cooling circuit

#649
20150270565
2015-09-24

System and method for recovering output of fuel cell

#650
20150270560
2015-09-24

Fuel cell module

#651
20150266393
2015-09-24

System and method for fueling alternative fuel vehicles

#652
20150259201
2015-09-17

Hydrogen supply system

#653
20150255817
2015-09-10

Gas separator and battery system having the same

#654
20150251734
2015-09-10

Clean energy powered surfboards

#655
20150244277
2015-08-27

Fuel cell system in a bipolar high-voltage network and method for operating a bipolar high-voltage network

#656
20150244015
2015-08-27

Method for producing fuel cell including nanofibers of metal oxide

#657
20150244012
2015-08-27

Method for supplying air to a fuel cell

#658
20150244010
2015-08-27

Method and apparatus for diagnosing state of fuel cell system

#659
20150244005
2015-08-27

Alternative path cooling of a high temperature fuel cell

#660
20150238922
2015-08-27

Hydrogen generating apparatus and fuel cell system provided with hydrogen generating apparatus

#661
20150228964
2015-08-13

Electroactive materials for rechargeable batteries

#662
20150221961
2015-08-06

Fuel cell system and control method thereof

#663
20150221955
2015-08-06

Non-carbon mixed-metal oxide electrocatalysts

#664
20150217660
2015-08-06

Fuel cell system

#665
20150214566
2015-07-30

Fuel cell stack manifold with ejector function

#666
20150214561
2015-07-30

Fuel cell system and control method thereof

#667
20150207165
2015-07-23

Redox flow cell comprising high molecular weight compounds as redox pair and semipermeable membrane for storage of electrical energy

#668
20150207164
2015-07-23

Fuel cell

#669
20150207156
2015-07-23

PEM fuel cell seal design and method for manufacture

#670
20150206664
2015-07-23

Electricity storage device

#671
20150204486
2015-07-23

Operating gas system for an underwater vehicle, method for operating such an operating gas system and an underwater vehicle having such an operating gas system

#672
20150202987
2015-07-23

Motor vehicle drive unit including a fuel cell and an energy storage system

#673
20150197165
2015-07-16

Fuel cell vehicle

#674
20150194696
2015-07-09

Fuel cell stack enclosure

#675
20150188180
2015-07-02

Fuel cell stack

#676
20150188174
2015-07-02

Solid oxide fuel cell system and method for controlling same

#677
20150188170
2015-07-02

Fuel cell system

#678
20150188168
2015-07-02

Voltage synchronization method and system

#679
20150188156
2015-07-02

Thermal management system and method for fuel cell vehicle

#680
20150180365
2015-06-25

Method for generating injection current for fuel cell stack and apparatus for performing the same

#681
20150180348
2015-06-25

Method for generating injection current for fuel cell stack and apparatus for performing the same

#682
20150180078
2015-06-25

Resin panel structure

#683
20150180070
2015-06-25

Fuel cell system

#684
20150180067
2015-06-25

Method for controlling startup of fuel cell system

#685
20150180058
2015-06-25

Fuel cell system

#686
20150175415
2015-06-25

Regeneration method of raw materials for hydrogen supply system of fuel cell

#687
20150174996
2015-06-25

Vehicle battery mounting structure

#688
20150171457
2015-06-18

Fuel cell for vehicle

#689
20150171446
2015-06-18

Fuel cell system and driving control method thereof

#690
20150155577
2015-06-04

Fuel cell stack and control method thereof

#691
20150155574
2015-06-04

Driving control method and system of fuel cell system

#692
20150147671
2015-05-28

Vehicle fuel cell apparatus with improved air intake

#693
20150147664
2015-05-28

Method of operating a fuel cell in confined space

#694
20150140365
2015-05-21

Fuel cell system

#695
20150137045
2015-05-21

Thin plate having excellent corrosion resistance, conductivity and formability, and method for manufacturing same

#696
20150125775
2015-05-07

Drainage structure for gas outlet region in fuel cell stack

#697
20150125767
2015-05-07

Fuel cell system and control method for the same

#698
20150122814
2015-05-07

Dehumidifier

#699
20150120111
2015-04-30

Method and apparatus for controlling cold start of fuel cell vehicle

#700
20150118128
2015-04-30

Fuel processor and hydrogen purification device thereof

#701
20150111132
2015-04-23

Separator material for polymer electrolyte fuel cell having excellent corrosion resistance, conductivity and formability, and method for manufacturing same

#702
20150111123
2015-04-23

Exhaust air guide of a fuel cell stack in a motor vehicle

#703
20150111122
2015-04-23

Fuel cell system

#704
20150107198
2015-04-23

Gas-liquid separator for vehicle-mounted fuel cell

#705
20150104729
2015-04-16

Fuel cell

#706
20150104721
2015-04-16

Performance recovery method for fuel cell stack

#707
20150099213
2015-04-09

Fuel cell stack bus bar assembly systems and methods

#708
20150099204
2015-04-09

Regulation of a fuel cell assembly

#709
20150099200
2015-04-09

Freeze preparation for a fuel cell system

#710
20150086894
2015-03-26

Fuel cell system

#711
20150086885
2015-03-26

Composite having ion exchange function and preparation method and use thereof

#712
20150079491
2015-03-19

Fuel cell

#713
20150079489
2015-03-19

Fuel cell system having ejector

#714
20150072265
2015-03-12

Fuel cell

#715
20150072260
2015-03-12

Operating method for a fuel cell system

#716
20150072259
2015-03-12

Fuel cell system having a circulating circuit, a radiator, a bypass passage and a three-way valve

#717
20150072258
2015-03-12

Fuel cell stack

#718
20150064598
2015-03-05

Fuel cell stack sealing methods, apparatus, and systems

#719
20150064589
2015-03-05

Fuel cell system and its control method

#720
20150056536
2015-02-26

Non-platinum group metal electrocatalysts using metal organic framework materials and method of preparation

#721
20150056533
2015-02-26

Fuel cell system

#722
20150048777
2015-02-19

Flow battery and usage thereof

#723
20150047711
2015-02-19

Method for supplying a drive unit

#724
20150044590
2015-02-12

Method for operating a fuel cell stack for a fuel cell system, and fuel cell system

#725
20150044589
2015-02-12

Fuel cell module

#726
20150044583
2015-02-12

Hydrogen purifier, hydrogen generation apparatus, and fuel cell system

#727
20150042156
2015-02-12

Vehicle electric power supply control system and vehicle

#728
20150040986
2015-02-12

Conditioning system for fuel cell exhaust

#729
20150037702
2015-02-05

Vehicle-mounted cell stack system

#730
20150030955
2015-01-29

Fuel cell

#731
20150030946
2015-01-29

Apparatus and method for fuel cell start from freezing without melting ice

#732
20150030943
2015-01-29

Fuel cell system

#733
20150028670
2015-01-29

Power management for galley with fuel cell

#734
20150028157
2015-01-29

Cargo bay catering container with a distribution system

#735
20150027796
2015-01-29

Fuel cell vehicle

#736
20150017563
2015-01-15

Fuel cell unit and fuel cell vehicle

#737
20150017559
2015-01-15

System and method for cooling an aircraft fuel cell system

#738
20150010846
2015-01-08

Electrode assembly for solid polymer fuel cell

#739
20150010841
2015-01-08

Fuel cell vehicle

#740
20150004504
2015-01-01

Integrated gas management device for a fuel cell system

#741
20150004502
2015-01-01

Air intake device for fuel cell vehicle

#742
20140377682
2014-12-25

Fuel cell

#743
20140375117
2014-12-25

Arrangement comprising a fuel cell system

#744
20140370418
2014-12-18

Monomers and polymers carrying imidazole and benzimidazole groupings, and proton exchange membrane containing the same for the production of a fuel cell

#745
20140370413
2014-12-18

Fuel cell water drain valve control with vehicle tilt compensation

#746
20140367182
2014-12-18

Fuel cell vehicle

#747
20140363776
2014-12-11

Furnace with an integrated flame assisted fuel cell for combined heating and power

#748
20140363755
2014-12-11

Fuel cell system

#749
20140363752
2014-12-11

Systems and methods for controlling cabin heating in fuel cell vehicles

#750
20140363480
2014-12-11

Device for discharging liquid

#751
20140356750
2014-12-04

Systems and methods to determine cathode inlet pressure limits in a fuel cell system

#752
20140356749
2014-12-04

Apparatus for preventing over-cooling of fuel cell

#753
20140350760
2014-11-27

Fuel cell vehicle

#754
20140349213
2014-11-27

Composite membranes, methods of making same, and applications of same

#755
20140342260
2014-11-20

Fuel cell vehicle air-conditioning apparatus and control method thereof

#756
20140342253
2014-11-20

Air blower for fuel cell vehicle

#757
20140335435
2014-11-13

Fuel cell system, and control method for fuel cell system

#758
20140335430
2014-11-13

Fuel cell system and operating method therefor

#759
20140333316
2014-11-13

Fuel cell system with minimum cell voltage estimation

#760
20140329166
2014-11-06

Method of controlling thickness of form-in-place sealing for PEM fuel cell stacks

#761
20140322626
2014-10-30

Fuel cell stack

#762
20140322623
2014-10-30

Fuel cell system and control method of fuel cell system

#763
20140322620
2014-10-30

Compact safety type fuel cell system

#764
20140308589
2014-10-16

Fluid compressor and fuel cell vehicle

#765
20140306645
2014-10-16

Renewal energy power generation system

#766
20140302415
2014-10-09

Apparatus and method for heating a fuel cell stack

#767
20140295307
2014-10-02

Fuel cell system with high-potential avoidance control

#768
20140295305
2014-10-02

Fuel cell vehicle and moving body

#769
20140287622
2014-09-25

Battery wiring module

#770
20140287343
2014-09-25

Fuel cell electrode catalyst layer, fuel cell electrode, fuel cell membrane electrode assembly and fuel cell having a proton-conductive material coated on a catalyst thereof

#771
20140272650
2014-09-18

Slip stream for reliable anode to cathode flow in freeze conditions

#772
20140272649
2014-09-18

Apparatus and method for heating a fuel cell stack

#773
20140263401
2014-09-18

System and method for providing customized renewable fuels

#774
20140255808
2014-09-11

Fuel cell system

#775
20140248551
2014-09-04

Control device for fuel cell system

#776
20140242481
2014-08-28

Separating device for a fuel cell system, fuel cell system with the separating device and method for operating the separating device

#777
20140236535
2014-08-21

Apparatus and method for softsensing fuel cell system

#778
20140234734
2014-08-21

Reversible fuel cell and reversible fuel cell system

#779
20140220470
2014-08-07

Fuel cell system for calculating fuel cell temperature based on water content and internal impedance thereof, and method for controlling the same

#780
20140220468
2014-08-07

System and method for cooling a fuel cell-powered vehicle

#781
20140220465
2014-08-07

Method for the detection of fuel cell system short circuits

#782
20140212788
2014-07-31

Fuel cell and membrane therefore

#783
20140205923
2014-07-24

Power generation characteristic estimation device for fuel cell

#784
20140205920
2014-07-24

Fuel cell stack including ejector and blower for anode recirculation and method for controlling the same

#785
20140186740
2014-07-03

Fuel cell stack

#786
20140186738
2014-07-03

Fuel cell stack for preventing deterioration of end cell

#787
20140186732
2014-07-03

Fuel cell cooling system for vehicle and fuel cell-powered vehicle

#788
20140186730
2014-07-03

Heating apparatus and method for fuel cell

#789
20140183940
2014-07-03

Emergency start device of fuel cell vehicle for DC/DC converter failure

#790
20140178784
2014-06-26

Active thermal management system for fuel cell stack

#791
20140170530
2014-06-19

Fuel cell vehicle

#792
20140170510
2014-06-19

System and method for recovering performance of fuel cell

#793
20140170452
2014-06-19

Nonaqueous electrolytic solution secondary battery, current collector and vehicle

#794
20140167775
2014-06-19

Systems and methods for measuring high frequency resistance in a fuel cell system

#795
20140162168
2014-06-12

Engaging structure of fuel cell stack

#796
20140162157
2014-06-12

Apparatus for diagnosing fault of fuel cell stack

#797
20140154549
2014-06-05

Battery pack assembly having thermal transfer sheets and heat sink

#798
20140150752
2014-06-05

Method and system for cleaning a charcoal canister of an emissions system using a fuel cell

#799
20140147760
2014-05-29

Fuel cell system

#800
20140147759
2014-05-29

Vehicle application for air storage cathode carbon loss estimation

#801
20140145697
2014-05-29

Step-up converter for boosting voltage from a power source system

#802
20140141356
2014-05-22

Membrane electrode assembly

#803
20140141352
2014-05-22

Fuel cell stack

#804
20140127600
2014-05-08

Cooling apparatus for fuel cell

#805
20140120444
2014-05-01

Systems and methods for controlling a compressor recirculation valve

#806
20140116524
2014-05-01

Fluid supply system and method of controlling fluid supply system

#807
20140113207
2014-04-24

Fuel cell system for generating energy and water

#808
20140110185
2014-04-24

Fuel cell power plant provided in vehicle

#809
20140106251
2014-04-17

Fuel cell system and vehicle fuel cell system discharging method

#810
20140093805
2014-04-03

Solid oxide fuel cell stack with uniform flow distribution structure and metal sealing member

#811
20140087285
2014-03-27

Fuel cell system including controller to prevent over-discharge of battery and lowering in drivability upon recovering from idle stop

#812
20140084627
2014-03-27

Vehicular instrument mounting structure

#813
20140081497
2014-03-20

System and method for controlling fuel cell system

#814
20140080022
2014-03-20

Apparatus and method for managing fuel cell vehicle system

#815
20140070494
2014-03-13

Compound back-up ring for O-ring/back-up ring sealing systems in 70 MPA hydrogen storage systems

#816
20140065502
2014-03-06

Fuel cell system activation method and fuel cell system

#817
20140057186
2014-02-27

Fuel cell and method of operating fuel cell

#818
20140055123
2014-02-27

Motor power simulating apparatus for fuel cell power module evaluation

#819
20140049206
2014-02-20

Fuel cell system for charging an electric vehicle

#820
20140047814
2014-02-20

Drive unit, method for providing power, and use of a drive unit

#821
20140045090
2014-02-13

Fuel cell vehicle

#822
20140023954
2014-01-23

Fuel cell

#823
20140020968
2014-01-23

Fuel cell vehicle

#824
20140011109
2014-01-09

Fuel cell system

#825
20130341114
2013-12-26

Fuel cell vehicle

#826
20130323540
2013-12-05

Fuel cell system with water production control, and vehicle equipped with the same

#827
20130320910
2013-12-05

Controlling PEM fuel cell voltage during power transitions and idling

#828
20130316560
2013-11-28

Cell voltage measuring connector for fuel cell stack

#829
20130306387
2013-11-21

Fuel cell vehicle

#830
20130302720
2013-11-14

Exhaust device of fuel cell vehicle

#831
20130302713
2013-11-14

Air supply and exhaust structure for fuel cell

#832
20130298638
2013-11-14

Combustible gas detection device

#833
20130295481
2013-11-07

Manifold block for fuel cell stack

#834
20130295479
2013-11-07

Humid stream orifice via geometry and material that is robust to becoming blocked

#835
20130295474
2013-11-07

Moving body

#836
20130295473
2013-11-07

Moving body

#837
20130289813
2013-10-31

Exhaust state control device for fuel cell for mobile unit

#838
20130288148
2013-10-31

Fuel cell system

#839
20130280632
2013-10-24

Evaporation cycle heat exchange system for vehicle

#840
20130260275
2013-10-03

Fuel cell stack

#841
20130260265
2013-10-03

Air battery, method of using an air battery, and electronic device

#842
20130252124
2013-09-26

System and method for activating fuel cells

#843
20130209851
2013-08-15

Method for producing battery modules or battery systems having a plurality of battery cells

#844
20130206910
2013-08-15

Emergency supply system for a transportation means, method for supplying electrical power and for inhibiting fire and aircraft with an emergency supply system

#845
20130206265
2013-08-15

Hydrodynamic ram mitigating fuel cell structure

#846
20130202975
2013-08-08

In-vehicle fuel cell system

#847
20130183606
2013-07-18

Fuel cell

#848
20130175819
2013-07-11

Mobile power supply trailer apparatus

#849
20130169253
2013-07-04

Fuel cell system

#850
20130168167
2013-07-04

Air-cooled fuel cell vehicle

#851
20130167950
2013-07-04

Gas pressure regulating valve

#852
20130164648
2013-06-27

Fuel-using system comprising electromagnetic force adjusting unit

#853
20130157164
2013-06-20

Fuel cell

#854
20130157157
2013-06-20

Fuel cell-vehicle communications systems and methods

#855
20130149625
2013-06-13

Fuel cell system

#856
20130139997
2013-06-06

Air-cooled fuel cell vehicle

#857
20130137007
2013-05-30

Hydrogen concentration control device and method for fuel cell system

#858
20130115535
2013-05-09

System for producing and supplying hydrogen and sodium chlorate, comprising a sodium chloride electrolyser for producing sodium chlorate

#859
20130108941
2013-05-02

Quick restart of fuel cell power plant as alternative to idling

#860
20130103224
2013-04-25

Method for sequentially measuring impedance, measurement device, and fuel cell system

#861
20130094842
2013-04-18

Exhaust apparatus of air-cooled fuel cell vehicle

#862
20130087305
2013-04-11

Heating apparatus of fuel cell vehicle

#863
20130078541
2013-03-28

Jet fuel based high pressure solid oxide fuel cell system

#864
20130057292
2013-03-07

Fuel cell system

#865
20130052556
2013-02-28

Advanced controls algorithm for an electronic pressure regulator system with pulsed disturbances

#866
20130045430
2013-02-21

Process to recover performance of fuel cell catalysts

#867
20130043861
2013-02-21

Voltage detection device for fuel cell

#868
20130040219
2013-02-14

Fuel cell system

#869
20130038249
2013-02-14

Drive system and machine

#870
20130034795
2013-02-07

Fuel cell system having fuel cell box and ventilation device

#871
20130034786
2013-02-07

Method of starting fuel cell system for vehicle and fuel cell system

#872
20130017470
2013-01-17

Fuel cell system

#873
20130011765
2013-01-10

Oxygen side electrode for a fuel cell

#874
20130011750
2013-01-10

Li-air hybrid battery and method for manufacturing the same

#875
20120324934
2012-12-27

Electrically driven vehicle

#876
20120318914
2012-12-20

Aircraft power systems and methods

#877
20120315559
2012-12-13

Apparatus for controlling hydrogen supply of fuel cell system and method for controlling the same

#878
20120301810
2012-11-29

Fuel battery

#879
20120301809
2012-11-29

Membrane electrode assembly for polymer electrolyte fuel cell and polymer electrolyte fuel cell

#880
20120301803
2012-11-29

Fuel cell system and control method thereof

#881
20120292990
2012-11-22

Method of controlling fuel cell vehicle

#882
20120288404
2012-11-15

Methods for inhibiting corrosion in brazed metal surfaces and coolants and additives for use therein

#883
20120285131
2012-11-15

Filter device

#884
20120274137
2012-11-01

Fuel cell system and control method therefor

#885
20120258383
2012-10-11

Fuel cell metal separator and noble metal coating method therefor

#886
20120247746
2012-10-04

Vehicle control apparatus and vehicle control method

#887
20120225367
2012-09-06

Fuel cell

#888
20120225329
2012-09-06

Fuel cell system

#889
20120219875
2012-08-30

Fuel cell and vehicle including the fuel cell

#890
20120217251
2012-08-30

Gas tank

#891
20120210747
2012-08-23

System for drying the exhaust gases from a fuel cell system using the existing liquid hydrogen as a heat sink

#892
20120204616
2012-08-16

Method and device for manufacturing separator for polymer electrolyte fuel cell

#893
20120199775
2012-08-09

Electromagnetic valve

#894
20120192990
2012-08-02

Fueling nozzle for gaseous fuels with integrated means for gas detection

#895
20120183877
2012-07-19

Wet lamination process for reducing mud cracking in fuel cell components

#896
20120176160
2012-07-12

Semiconductor circuit, battery cell monitoring system, computer readable medium storing diagnostic program and diagnostic method

#897
20120171585
2012-07-05

Method for operation of a fuel cell system in a vehicle

#898
20120160581
2012-06-28

Vehicle having at least one cooling circuit for cooling a fuel cell system

#899
20120150373
2012-06-14

Apparatus for supplying power to transmitter of fuel cell vehicle

#900
20120146587
2012-06-14

Fuel cell system with grid independent operation and DC microgrid capability