Design, Engineering, Supply, Erection, Installation, Testing and Commissioning of Calibration Wind Tunnel Facility at Mohasa Babai Industrial Area, District Narmadapuram, MP

A -Design, Engineering and Project Management

Detailed aerodynamic, mechanical, electrical, control, civil, and structural design of the closed-return calibration wind tunnel, including CFD analyses, flow-conditioning design, diffuser design, vibration and structural analysis

Preparation of complete construction documents: civil, structural, architectural, electrical SLDs, HVAC drawings, P&IDs, control logic flow charts, layout plans

Project management, design coordination, QA/QC plan, documentation control, Testing & Inspection Plans (TIP), progress reporting up to completion of SAT

B- Wind Tunnel Main System

Closed-return wind tunnel structure (ducts, corners, support frames, access doors); internal duct surface finish and aerodynamic smoothness as specified (including maximum surface roughness requirement where applicable)

Test section assembly: minimum two modular cells (>= 1.00 m x 1.00 m; total enclosed length >= 4.0 m) with access provisions and mounting systems; windows only if required by design and compliant with flow-quality requirements

Contraction unit with contraction ratio >= 6:1 (preferred >= 8:1), including fairings and structural supports

Flow-conditioning system: honeycombs (L/D >= 7), screens (4–6), supports and alignment fixtures

Diffuser system with anti-separation aerodynamic design, engineered for static pressure recovery coefficient Cp ≥ 0.65 (as defined and substantiated in the approved technical submission), including transition sections, expansion geometry, and associated turning elements as required by the tunnel circuit.

Axial fan and motor system with inlet/outlet silencers and integrated acoustic treatment to achieve equipment-level noise requirement as specified (<= 85 dB(A) at 1 m at maximum operating condition)

Vibration isolation system for tunnel, fan and rotating equipment (springs/isolators/dampers) as per vibration criteria specified

C- Flow Measurement, Instrumentation and DAS/DAQ

Primary flow measurement system (Pitot-static probes, differential pressure measurement chain, manifolds/tubing)

Low-speed reference system (thermal anemometer or equivalent reference system) for low-speed calibration range as specified

Optional laser-based system (LDA/PDA), if offered and accepted by MPIDC/NIWE as an optional enhancement; to be quoted as a separate optional line item

Reference pressure sensors (absolute and differential) and associated hardware meeting specified accuracies and uncertainty requirements

Reference temperature and humidity sensors (test section and ambient) meeting specified accuracies and stability requirements

Additional reference instrumentation (barometric pressure sensor, probes, accessories) required to achieve declared CMC and uncertainty budget

ISO/IEC 17025 accredited calibration of all reference instruments (certificates included in handover dossier)

DAQ hardware: signal conditioning modules, networking components, data servers/storage, UPS interface

DAS and control software: licences, real-time monitoring, automated sequences, reporting tools, access control and audit logging

Control system hardware (PLC, HMI, safety relays, control panels, wiring and I/O)

Integration, configuration, and commissioning of flow reference instrumentation, signal conditioning, DAS/DAQ, control system, and associated wiring/EMI mitigation; including demonstration through a documented uncertainty analysis that the combined contribution of the reference measurement chain (k = 2) complies with the limits specified in the Technical Specifications (i.e., ≤ ±0.005 m/s for 0.5–1.0 m/s and ≤ ±0.5% of reading above 1.0 m/s).

D- Mechanical, Electrical, HVAC and Tunnel Building Services

Primary flow measurement system (Pitot-static probes, differential pressure measurement chain, manifolds/tubing)

Low-speed reference system (thermal anemometer or equivalent reference system) for low-speed calibration range as specified

Optional laser-based system (LDA/PDA), if offered and accepted by MPIDC/NIWE as an optional enhancement; to be quoted as a separate optional line item

Reference pressure sensors (absolute and differential) and associated hardware meeting specified accuracies and uncertainty requirements

Reference temperature and humidity sensors (test section and ambient) meeting specified accuracies and stability requirements

Additional reference instrumentation (barometric pressure sensor, probes, accessories) required to achieve declared CMC and uncertainty budget

ISO/IEC 17025 accredited calibration of all reference instruments (certificates included in handover dossier)

DAQ hardware: signal conditioning modules, networking components, data servers/storage, UPS interface

DAS and control software: licences, real-time monitoring, automated sequences, reporting tools, access control and audit logging

Schedule-35 Animal Surgery Lab & Facilities include Surgical table, Portable USG, Portable X-Ray, Portable ECG, Gas panel and surgical trolley

E- Calibration, Commissioning, SAT and Documentation

Factory Acceptance Tests (FAT) for tunnel subsystems, fan, DAQ/DAS, instrumentation and safety interlocks; FAT reports

Transport, unloading, on-site installation and alignment of tunnel and systems

Site Acceptance Tests (SAT): flow-quality verification, CMC validation, Cp verification (where applicable), noise tests and environmental stability verification as per approved SAT protocol

SAT protocol submission, SAT report submission; rectification and re-testing until compliance with mandatory requirements

As-built drawings (civil, structural, electrical/HVAC/services, tunnel), editable CADs and control/DAS configurations

Operation and Maintenance Manuals (tunnel, HVAC, electrical, DAS, instrumentation), preventive maintenance schedules and spares list

F- Training and Accreditation Support

On-site training for NIWE staff on tunnel operation, safety, DAS/control use and routine maintenance

Technical training on anemometer and wind-vane calibration, data analysis and uncertainty evaluation

Accreditation support package aligned to ISO/IEC 17025 and applicable technical standards (IEC 61400-12-1, IEC 61400-50-1, MEASNET procedure, IECRE ODs): documentation templates, uncertainty budgets, internal audit/gap analysis support

NABL/MEASNET/IECRE support roadmap: evidence-generation plan, mock audits support and CMC documentation package (recognition/assessment timelines external to bidder; bidder support obligations as per tender)

G- Spares, Tools and Accessories

Recommended spare parts for first 5 years (fan components, sensors, DAQ modules, filters, etc.) as per bidder recommended stock levels and criticality

Special tools/test equipment required for periodic maintenance and intermediate calibration checks

H- Warranty Phase Support

Comprehensive support during 60-month warranty (preventive visits and breakdown response as per tender)

Resident engineer/technical specialist support for 60 months after commissioning/SAT (where required by tender)

I- Defect Liability Period (DLP)

DLP Period – Year 1 (as per accepted DLP proposal)

DLP Period – Year 2 (as per accepted DLP proposal)

DLP Period – Year 3 (as per accepted DLP proposal)

DLP Period – Year 4 (as per accepted DLP proposal)

DLP Period – Year 5 (as per accepted DLP proposal)