QinetiQ Group plc · LSE:QQ.
QinetiQ — Technical Presentation
60 slides from QinetiQ's technical presentation
Slide 1: Littoral Strike Submarine (SSL)
Littoral Strike Submarine (SSL) Kyriakos Avgouleas Richard Jones Ethan Proper 1
Slide 2: Capabilities and Features
Capabilities and Features 2
Slide 3: User Interface (Blank Slate)
User Interface (Blank Slate) 3
Slide 4: User Interface (Design Flow)
User Interface (Design Flow) 4
Slide 5: Integrating Parametrics in Design Process
Integrating Parametrics in Design Process 5
Slide 6: Paramarine 101
SSL_FINAL.design - Paramarine File Edit View Object Tools Help Daa rr ee Ci 2 a: abe) So? [ereBlase: # KiyrZbvaet. «<6 “= => | Allowable Operations lesan a | t 4 fixed_data SUBMERGED_DISPLACEMENT (= 1894. 186 LT) A1 (= 1334.710 LT) NSC (= 1677.067 LT) TRIM (= 0.170 deg) LIST (= 0.844 deg) TEST_DEPTH
Slide 7: Paramarine 101
Paramarine 101 • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth level 7
Slide 8: SSL_FINAL.design - Paramarine
SSL_FINAL.design - P. File Edit View Object Tools Help O@sHoOR--- 58 ba RMree ers ©? Allowable Operations @ SSL_DESIGN (*) Aa #9 attributes (use_sub_blocks_ignore_t 8 (@ Hull_and_External_Spaces a @ Fc) 0 attributes (use_sub_blocks_ignor Q Control (®@ 0PS_Berthing Q GalleyMessWashRoom Q Lower_Ops_Dr
Slide 9: Paramarine 101
Paramarine 101 • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth level 9
Slide 10: Design Fidelity
Design Fidelity Center for Ocean Engineering Naval Construction & Engineering Program Department of Mechanical Engineering File Edit View Object Tools Help De RMOR-s- OB Brown ot OF in| ee Ble aise 2) #F My Rivas. = 50 :E NE =» | Allowable Operations ~-|\fiaw ns @ H/T ¥ | 3K Forw_Trim (*) a bd = a E
Slide 11: Weight Audit (by Group)
Weight Audit (by Group) Center for Ocean Engineering Naval Construction & Engineering Program Department of Mechanical Engineering Sy SUMMARY -@@ Clash 1-3 summary & & definition Volume_by_block Volume_by_Classification = Weight_by_class & block_definition (-> definition) @ characteristic (weight) @
Slide 12: Arrangements
Center for Ocean Engineering ir ArrangementS — ssscnnScam 12
Slide 13: Arrangements
Arrangements 13
Slide 14: Arrangements
Center for Ocean Engineering 14
Slide 15: Arrangements
Center for Ocean Engineering ir ArrangementS — ssscnnScam 15
Slide 16: Arrangements
Center for Ocean Engi Wit ArrangementS — ssscnnScam
Slide 17: Structures
Structures • Calculate Structural Weight • Verify Depth Requirement based on given scantlings 17
Slide 18: Safety Factors
Center for Ocean Engineering Naval Construction ngineering Program Department o' chanical Engineerir Specify Calculate Scantlings : Safety Factors Example 1 9 pressure_hull_strength ” Sfffener Troping Example 2 Bg ee eee =) pressure_hull_strength (2) input 2) output (2) stiffene ~ Dome Collapse 18
Slide 19: Optimal Scantlings
Center for Ocean Engineering Zi 7 7 Naval Construction & Engineering Program | | Department of Mechanical Engineering =) <p mnstrl_optimisation 9 input & pressure_hull_definition (-> pressure _hull_definition) TOL fabrication_tolerances (-> fab_tol) J plate_material (-> HY80) MH frame_material(. Spe
Slide 20: Stability
ie Uy" Center for Ocean Engineering Naval Construction & Engineering Program l | Department of Mechanical Engineering BAS. 1 (not checked) ce BASE NSC (not checked) wi, Loadout (not checked) BG 8G BAS basic_ship (-> Submerged) Y BGv_transverse (= 0.756 m) ¥ BGv_longitudinal (= 0.756 m) Ga cz 2 & Cri
Slide 21: Equilibrium Polygon
Equilibrium Polygon Center for Ocean Engineering Naval Construction & Engineering Program Department of Mechanical Engineering SSL_FINAL.design - Paramarine File Edit View Object Tools Window Help Dao 2- & Ba Gi stability envelope (not checked) ff settings BNSIC Submerged (not checked) BAS 1 (not ch
Slide 22: Maneuvering
Maneuvering • Early Estimate of Hydrodynamic Derivates • In the absence of model testing • Calculates non-linear terms up to third order 22
Slide 23: Visualization
Visualization 23
Slide 24: Submerged Operating Envelope
Submerged Operating Envelope 24
Slide 25: Resistance
Resistance Center for Ocean Engineering Naval Construction & Engineering Program Department of Mechanical Engineering SG Powering %Z pp es = environment P water_density (-> seawater) water_dynamic_viscosity (= 0. ¥ ¥ water_kinematic_viscosity (= 1 ¥ water_temperature (= 15.000 g P air_density (= 1.2
Slide 26: Propeller Selection
Center for Ocean Engineering Zi 7 Naval Construction & Engineering Program ] | Department of Mechanical Engineering = a Submerged Gy interaction Gy Effective_Power Gy shaft_power = propeller “Fe weswn - __-_-— Opecified Limits vy max_BAR (= 1.200) vy max_pressure_coeff (= 0.000 GPa) y max_diameter (
Slide 27: Powering
Powering Center for Ocean Engineering Naval Construction & Engineering Program Department of Mechanical Engineering Sa Powering HZ PD J >. environment ) (GB Submerged }G@ surfaced ie = surfaced_submerged_eff_power endurance Gf energy_store Sr dieso_tank -~ @ Battery BR LOX G4 power_source WW Battery
Slide 28: Loading Conditions
Center for Ocean Engineering | l | i 7 Loadin 6 Conditions “eee (=) (G& endurance § energy_store $3) power_source =) Propulsion_Loading )- % sub_transit * shaft_power (-> shaft_power) @ alternator (-> null) speed (= 10.000 kt) propulsion_load (= 279.240 kw alternator_load (= 0.000 kw) alternator_pow
Slide 29: Mission Profiles
Center for Ocean Engineering | | j 7 Mission Profiles — sicssistrtrnr- Propulsion_Loading i) i ce Powering.endurance.Mission.Operation_Summary @ Electric_Loading niente Operation Summary @a charge : —scos Series {-) & Mission poe oo fuel 5072 a oxy E Ingress }-4805 7 battery E Snort B 4538 GE Patrol
Slide 30: Design Spiral
Center for Ocean Engineering Zi 7 7 Naval Construction & Engineering Program ] j Department of Mechanical Engineering
Slide 31: Conventional Littoral Strike Submarine (SSL)
Conventional Littoral Strike Submarine (SSL) Kyriakos Avgouleas Richard Jones Ethan Proper 31
Slide 32: Background
Background Design Goals Comprehensive Use of Paramarine in a Design Process Improve capability in a chosen mission area (littoral) US Submarine Fleet International Submarine Fleet Constraints International design team Publicly available source documents Non-Nuclear Design Impleme
Slide 33: ICD Requirements: Overview
ICD Requirements • Non-Nuclear Submarine • Focus on: • Modular Payload • Rapid missile strike capability Overview • SOF deployment and support • Littoral CSIR • Essential self defense only • Limited ‘open-ocean’ war fighting capability • Max patrol speeds = 12 knots Speed, • Maximum submerged speed
Slide 34: ICD Requirements: Operations and Personnel
ICD Requirements • Locally sea based • Low speed (<5 knots) • Indiscretion ratio less than 10%. Operations • Continuous communications at shallow depth with: • Satellite sources • Local SOF HF links. • Provide rounds on target in < 3 minutes from time of target receipt. • Crew size will be consisten
Slide 35: Where Does SSL Fit? (US Inventory)
Where Does SSL Fit? (US Inventory) 35
Slide 36: Where Does SSL Fit? (International Inventory)
Where Does SSL Fit? (International Inventory) 36
Slide 37: Design Process (Phase 1)
Naval Construction & Engineering Program i I Design Process cot Som Enming ll [ (P h ase 1) Department of Mechanical Engineering Pugh Beam Parametric Selection Calculation Selection FC/MC/ER X-Area Volumes Calculation PH Length Calculation Vv Cartoon a5 7 Sketch 7 Hee ee whierteaete See ant Flight 1
Slide 38: Design Process (Phase 2)
Wir Design Process HM (Phase 2) uction & Engineering Program PH Length Calculation
Slide 39: Design Parametrics
Design Parametrics Derived from Burcher R. K., Rydill L.J. Concepts in Submarine Design, Cambridge University Press, 1994. Modified for SSL design Volumes Weights Powering Electrical Loading Fuel Requirements Used a point of reference Built into Paramarine at top-level 39
Slide 40: Arrangements
in Arrangements Distinctive sail Design Partial Composite Non-Foil Aspect Ratio Encloses Silos & Mast Enclosure,
Slide 41: Arrangements
nter for Ocean Engineering Mir Arrangements SS eensive Weapons
Slide 42: Arrangements
iy Arrangements es Detiensive LN CES Contaal teepons — rorwarel Trim Bentining Sanitary Yanks 42
Slide 43: Arrangements
in Arrangements SiO Ere Pan NO Sump ‘Mimosphere Tube Comp Control lank 43
Slide 44: Arrangements
Center for Ocean Engineering in Arrangements tt i Pon PE Mata Prowulsion Mater DiesellAIP Pair 44
Slide 45: Capability & Armament
Capability & Armament Silo Armament – 2 Vertical Tubes similar in size to SSGN • HyStrike (IOC 2010) • Naval Strike Missile • Tomahawk and/or Harpoon • Buoyant SOF Equipment Storage Module 45
Slide 46: Capability & Armament
Capability & Armament CCS, Sonar, FC, CSIR consistent with modern SSK No large diameter (533mm) ASW capability Defensive Weapons Capability • Common Very Light Weight Torpedo (IOC 2012) • Anti-Torpedo Torpedo (IOC 2012) • AN/WSQ-11 Torpedo Defense • Common Rapid Attack Weapon (IOC 2012) • Deployable
Slide 47: Structure
Center for Ocean Engineering ir Structure Soden ator end g Structural Analysis Required Failure pressure (psi) Failure pressure (psi) Failure pressure (psi) Failure pressure (psi) Failure pressure (psi) Failure pressure (psi) 47
Slide 48: Stability
Stability Center for Ocean Engineering Naval Construction & Engineering Program Department of Mechanical Engineering lever curves 0.7 0.6 0.8 0.4 03 0.2 4 rai i i i lever (m) “0.4 A 0.2 0:3 -0.4 0.5 0.6 07 08 heel angle (deg) Series « righting lever « stbd downfload x port downflood © criteria i] GM
Slide 49: Equilibrium Polygon
Equilibrium Polygon • Discharge of all non-silo armament (CVLWT, ATT, countermeasures). • All ship’s stores removed from ship. • Lost displacement due to 1% compression of ship’s hull. • Complete discharge of the contents of both sanitary tanks. • Movement of 43 crew personnel from aft end of ER to
Slide 50: Submerged Operating Envelope
Submerged Operating Envelope Maneuvering Scenarios for: • Jam Casualties • 5 – 20 Degree motion • 0 – 20 knots of initial speed • 0 – 200 meters initial depth • Operator Action • 15 seconds • Bow Plane action • Back Emergency 50
Slide 51: Submerged Operating Envelope
Submerged Operating Envelope 51
Slide 52: Submerged Operating Envelope
Submerged Operating Envelope 52
Slide 53: Powering
Powering SIEMENS Type Motor Permasyn Power output (MW) 2.850 MTU 16V392 SB Type 83 Diesel No of engines 2 Engines Power output (kW) 990 Rpm 1800 Type V4-275R Stirling No of engines 2 Engines Power output (kW) 75 Hagen-Germanos Type Lead-Acid No of cells 242 Discharge current Battery at 1 hour discha
Slide 54: Endurance
Endurance (Maximum Endurance Simulation) Ingress Ingress at 10 knots for 12 hours. Snort Snort at 4 knots for 7 hours Patrol Patrol on AIP power at 5 knots for 216 hours. This element depletes the whole usable amount of LOX. Battery Patrol on battery power at 4.5 knots for 72 hours. Snort Snort at 4
Slide 55: Endurance
Endurance Mission Profiles defined for: • Hypothetical Mediterranean Strike Mission • Maximum Endurance Mission (Slow Speed, Quiet Running) ENDURANCE SUMMARY TABLE Submerged Battery Endurance (days) 3 Speed (knots) 4.5 IR 8.8% AIP Endurance (days) 12 Speed (knots) 5.0 IR 3.5 % Surface Range (nm) ~ 5
Slide 56: Cost
Cost Factors Ship Service Life 30 years Initial Operational Capability 2020 year Total Ship Acquisition 10 ships Production Rate 3 ships/year Cost Summary (in millions) Total Lead Ship Acquisition Cost $ 471.7 Total Follow Ship Acquisition Cost $ 318.2 Total Life Cycle Cost (Undiscounted) $ 12,022.5
Slide 57: Paramarine Comments
Paramarine Comments (Working in the Design Spiral) 57
Slide 58: Paramarine Evaluation and Opinions
Paramarine Evaluation and Opinions • Single Software Environment • Limitations • Intuitive Building Block approach Sail Modeling Silo Structure • Strong Submarine Design Tool “While Paramarine™ has Potential Flow Hull Designs limitations, Stern Plane configuration it AIP Modeling provides
Slide 59: Conventional Littoral Strike Submarine (SSL)
Conventional Littoral Strike Submarine (SSL) 59
Slide 60: Littoral Strike Submarine (Questions)
Littoral Strike Submarine (Questions) 60