Shaping The Future Of Power Electronics Developping The .
E-mobilityShaping the future of power electronicsdevelopping the universal EV charger129, avenue de Paris - 91300 Massy 1 75 95 11 50www.wattandwell.comcontact@wattandwell.com
CONTENTSA premium power electronics manufacturer3A privileged partnership6Taking power efficiency further8Rapid prototyping capabilities10
A premium power electronicsmanufacturerFrom the early age to the international leap.WATT & WELL aims to be the premium powerelectronics manufacturer for innovators in the fieldof oil&gas, e-mobility, aerospace and industrialapplications. To support designers of technologicalsystems face to the strongest constraints,WATT& WELL designs, qualifies and manufactures turnkeyproducts using techniques that are reliable in themost demanding industries.The technical teams partnership with R&D centersto manage projects including both hardwaresolutions (power converters, drivers, inverters) andsoftware solutions (algorithms, embedded software,communication, graphical interface).2008Benoit SCHMITT, actual CEO, creates WATT CONSULTING in the heart of Paris, with the baseline«Rapid results in power electronics». The company soon became a young innovative enterprise (JEIfrench status)2011Introduction to high-voltage (30kV) and pulse energy.First motor control developed for high temperatureenvironment: the Nar products range is born2012RENAULT partnerships with WATT CONSULTING todesign their 40 kW converterWATT & WELL know-how combines the mastery ofsevere environments (HiTemp, HiRel, vibration, EMC)with the constraints of mechanical integration to bringhigh added value technology to their customers.On a daily basis, WATT & WELL engineering teamswork towards innovation thanks to their strongexpertise and passion for new technology. It leadsthem to take more and more challenging projects,such as Ariane 6 European space launchers or quickchargers for electric road vehicle.2017Construction of new production facilities (four timesbigger than the initial facilities). Airbus SafranLaunchers partnership with WATT & WELL todevelop the motor controller of the second stagemotor of Ariane 6.LocalizationHouston, TX2013Opening of new facilities in Pertuis (Aix-en-Provenceregion) dedicated to production, industrialization andafter sale2014Structuring of the value chain to enhance growth opportunities. Certified ISO9001.2016To better fit the scope of its widen value chain, WATTCONSULTING becomes WATT & WELL with thebaseline «Converting power into confidence».Opening of the US subsidiary in the industrial hub ofHouston in Texas.Massy,Paris regionPertuis,Aix-en-Provenceregion3
75 % ExportationCustomers all overthe world: Europe,Asia, North America80 % Technical profile(PhDs, Engineers,technicians)7 languages spoken 15 000 annualbatch size
A privileged partnershipSimulation& EngineeringPrototypingConverting power into confidenceQualificationProductionThey trust usFrom A to Z and beyond, the engineering team isdedicated to the success of the project.This is the reason why the leaders evolving indemanding industries rely on WATT & WELLexpertise to confidently achieve better results, faster.To ensure the bonne route of the project,customized resources are allocated : Highly responsive skilled engineers Professionals on the customers premises Constant adaptation to the customer’s time-line Investment in a long-term relationshipA comprehensive understandingof the challengesOil&Gas Best-in-class technologies (SiC, GaN, SOI,Silicon)Customization options for drillingWireline and completion toolsMinimizing risks and delivery time whilemaximizing outputOperational under 175 CAerospace Under DO160, DO254 & ECSS standards Fault tolerant power topologies Radiation tolerant control architecture Hot redundant systems with low reconfigurationtime ( 100 μs)Mobility Design of fast charging stations for electricand hybridization vehicle under ISO15118 andCHAdeMO standards Hybridization of drive trains Design of embedded charging systems (slow,fast, ultrafast)Industrial applications R&D collaborative approach High power density Physical modeling Resonant system Reversible system Protection Integration and cooling optimization6
Taking power efficiencyfurtherEuropean leader DBT-CEV choses WATT & WELL technologyfor the development of power units applied to EV chargersThe modular DC source developed for our customeris a standalone 25 kW DC source. It features amodular design capable of parallel operation andcan be used as part of a very high power systemsuch as 150 kW and 300 kW EVSE (Electric VehicleSupply Equipment systems). The next generationdevelopment includes reversible charger and highvoltage (800-1000 VDC output).FeaturesDimension. Highly compact form factor19’’ rack, 3UTemperature. Forced air cooling withintegrated fans.Output voltage. Up to 500 V and 25 kWGalvanic isolation. Input/Output reinforced galavanic isolationHigh efficiency. Up to 95 %Compatibility CE marking according to NF EN 61204-7 NF EN 61000-6-2 NF EN 61000-6-3 Compatible with DC charging systems (CHAdeMO, CSS)Customization options Master for multi source management Custom Current / Voltage / Power levelsVersionsGrid. 400 V 3-phases AC input, 50 HzIntegrated output fuse and reversediode. FD versionsCANopen. Compatible digital bus withadvanced control, limitations, monitoring& logging capabilitiesAdvanced power control & modeling Simulink-based modeling Code generation via Simulink Embedded Coder Advanced Graphical User InterfaceBlock Diagram8
Electric Bike Motor Control Easily upgradable and modifiable systemTorque established by speed, couple or powerRegenerative braking addedCommunications and parameters modifiable via CAN bus250 W brushless motor with a FOCPower density: 50 %ORDERS TRANSMISSIONMONITORING, POWERSUPPLIES, CONTROL,PROTECTIONEV MOTOR CONTROLLERInterface board to control a set up converter Supply oscillators U,V,WPWM inverter UVW, IGBT drivingPWM dead time ensuring (FPGA)Phase currents Measurements &filtering, sensor supply,
Rapid Prototyping CapabilitiesOur success stories in eMobility. Benefits at a glance.Bidirectional chargers Input : 230 VACOutput: 400 VDCPower : 3.6 kWHard Switching frequency : 45 kHzEMI filer, PFC, cooling system (fans) incudedCAN communicationPower inverter stack for a motor 2 x 10 kW, 750 VDCDirectly compatible with dSPACE MicroLabBoxEmbedded hardware protections: OVLO, OCP, ShortCircuits) with front-panel LED indicatorsAir-cooling with integrated fansCompact design in a single 19” rack (3U)40 kW reversible DCDC converter Reversible interleaved converterEMI filterCAN communicationBusbar sizing (up to 400 A)Liquid cooling systemInput: 100 VDC – 200 VDCOutput: 300 VDC – 400 VDCPower: up to 60 kWCustom : 100 kW inverter 3-phase inverter motorPower: 100 kWInput: 400 VDCOutput: ArmsWater-coolingProtection: OCP, OVLO, CCCompact design in a single 19” rack (3U)Control interface: dSpace10
Electric Vehicle Chargers ExpertsDelivering innovation at each step of a projectWATT & WELL is a power electronic conversion expertdelivering innovative products to their automotivecustomers since 2008. Improving e-Mobility thanksto deep experience in EV, hybrid electric vehiclesand those using hydrogen fuel cell technology.Advanced power control & modeling High switching frequency ( 200 kHz) Massive use of SiC technology Resonant, interleaved topologiesQuick time-to-market Off-the shelf Power Unit Customization options Custom design: 6-8 months for a prototypeEmbedded chargers Reversible Chargers for Vehicle to Grid Low cost chargers with & without galvanicinsulation Double insulation chargersModular approach CANopen bus with multi-power unit management Control unit development 2 charging points managementCharging stations Power units & high level control for up to 150 kWModular approach CANopen bus with multi-power unit management Control unit development 2 charging points managementWhy our customers chose WATT & WELL“Matra M&S called upon WATT & WELL to improvethe command algorithms of a synchronous inwheel motor used for electrically assisted bikes.Thanks to WATT & WELL’s skills and expertise,this project not only has enabled us to increasethe system’s efficiency, but also to add a numberof sophisticated control modes that would helpcustomize the final application. During this project,the WATT & WELL Team was able to adapt itself tothe characteristics of our work environment and ofour methods. Both teams could find the best meansof combining their resources in order to keep withinthe cost objectives and the project’s schedule.”Gilles CHELARD, Technical Director“We have chosen WATT & WELL to develop amajor part of our ultra-fast chargers. This partis AC/DC power convertor for our DC chargingoutput (Chademo and CCS).We have foundin WATT & WELL the ideal partner for thisdevelopment because power conversion istheir specialty. This is completed by their fullinvolvement in this type of complex R&Dproject. I recommend working with WATT & WELLon this type of development and production.”Guillaume SIMON, Technical Director“WATT & WELL proved to be a caring partner for the technical solutions as well as forrespecting its engagements. The quality of follow-up, of upholding the initial planning, andthe interactivity of its teams puts WATT & WELL on a high level of professionalism, which isa source for Renault’s satisfaction”Samuel CREGUT, Research and Advanced Power Electronics Project Manager12
WATT & WELLShaping the future of power electronicsdevelopping the universal EV charger129, avenue de Paris - 91300 Massy 1 75 95 11 50www.wattandwell.comcontact@wattandwell.com
European leader DBT-CEV choses WATT & WELL technology for the development of power units applied to EV chargers Features Compatibility CE marking according to NF EN 61204-7 NF EN 61000-6-2 NF EN 61000-6-3 Compatible with DC charging systems (CHAde-MO, CSS) Customization options Master for multi source management
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Le genou de Lucy. Odile Jacob. 1999. Coppens Y. Pré-textes. L’homme préhistorique en morceaux. Eds Odile Jacob. 2011. Costentin J., Delaveau P. Café, thé, chocolat, les bons effets sur le cerveau et pour le corps. Editions Odile Jacob. 2010. 3 Crawford M., Marsh D. The driving force : food in human evolution and the future.
