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  2. Simulating combustion of practical fuels and blends for modern engine …

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-94.pdf
    1 May 2019: a series of RON/MONexperimental tests were conducted by Shell for various tri-component blends. ... 10] Standard test method for motor octane number of spart-ignition engine fuel.
  3. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-150.pdf
    1 May 2019: The growth and development of Jurong Island currently does and will continue toplay a very important role to the overall economic growth of Singapore. ... The proposed EIP expertsystemâĂŹs aim is to answer important questions from stakeholders
  4. Weighted particle methods for the Smoluchowski coagulation equation

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-47.pdf
    1 May 2019: For these tests the LPDA as described in 1.2 wasused throughout, including for the DSA calculation used to provide a reference solution.The first flame based test compared the accuracy ... As a test case for the distribution the flame JW1.69 [15] wasused.
  5. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-22.pdf
    1 May 2019: 11. 5 Numerical Investigation of the Mass-Flow Algorithm 14. 5.1 The Test Simulation. ... 14. 5.2 Results of the Test Simulation. 15. 6 Simulated Systems 18.
  6. Simulationm and Life Cycle Assessment of Algae Gasification Process…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-144.pdf
    1 May 2019: 2 World Economic Forum91-93 route de la CapiteGeneva, CH-1223 ColognySwitzerland. Preprint No. ... Kraft. “Thefuture viability of algae-derived biodiesel under economic and technical uncertain-ties”.
  7. GKC-frame-001.dvi

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-9.pdf
    1 May 2019: 5 Test Case. Consider the case where coalescence and breakage occur according to:. ... 25. A Solution of Test Case. To solve the equation:. c(x, t).
  8. Stochastic solution of population balance equations for reactor…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-127.pdf
    1 May 2019: For the test particle mechanism, constant inception, surface growth rates will be assumed(with NSG = 1). ... Using the test case described in the previous section, the stochastic solutions using theDSA and the SWA were generated.
  9. The Random Cloud Model

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-173.pdf
    1 May 2019: t = t τ;end. 12. 5 Test case: particle in a potential well. ... A particle number system. Process dynamics. Numerical algorithm. Test case: particle in a potential well.
  10. Degree of crosslinking in combustion carbons Preprint Cambridge…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-205.pdf
    1 May 2019: Reactive. MD. Uniaxial. tensile test. 1. Contents. 1 Introduction 3. 2 Methodology 6. ... M. Hess, and L. L. Ban. A test object and criteria for high res-olution electron microscopy.
  11. Dual-Fuel Effects on HCCI Operating Range: Experiments with Primary…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-125.pdf
    1 May 2019: Exhaust back pressure valve. THC. NOx. CO. CO2. O2. Figure 1: The single-cylinder research engine test setup used in the current study. ... 2 Experimental Setup. Figure 1 shows a schematic of the engine test facility used in this work.
  12. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-186.pdf
    1 May 2019: 10. 3.2.3 Test Particle Coagulation & Outflow. 10. 3.3 The Algorithm. ... Figure 3 illustrates the convergence of the test particle mass density to the field.
  13. Numerical study of a stochastic particle algorithm solving a…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-93.pdf
    1 May 2019: 30. B Values of model parameters in test case. Table 1: Values of model parameters. ... Efficiency issues. Conclusions. The kinetic equation. Values of model parameters in test case.
  14. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-34.pdf
    1 May 2019: During these tests wefound in addition that the influence of 5% trapped residual gas (internal exhaust gasrecirculation) on CA50 and emissions was small (i.e. ... Infurther tests we established that ignition timing and combustion duration are bothmuch
  15. The Linear Process Deferment Algorithm: A new technique for solving…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-26.pdf
    1 May 2019: 4.3.2 Particle Distribution Accuracy. 18. 4.4 Deterministic Surface Growth. 20. 4.4.1 Tests. ... We refer to this method as AS (analytic splitting). 4.4.1 Tests.
  16. GK5-frame-001.dvi

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-5.pdf
    1 May 2019: In our test case silica powder is generated from theprecursor SiH4 by high temperature reactions. ... the test case describedabove.
  17. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-154.pdf
    1 May 2019: 4.1 Test system. 15. 4.2 Performances of the stochastic methods at different fragmentation rates. ... 47). and the rate parameters used for this test system are summarised in Table 2.
  18. Deep Kernel Learning Approach to Engine Emissions Modelling

    https://como.ceb.cam.ac.uk/media/preprints/c4e-preprint-243.pdf
    12 Nov 2019: Output SurrogatePercentage w/in 20% of exper. RSMETraining Blind test Total Training Blind test. ... Experiment [ppm]. Mod. el [p. pm]. IdentityTraining data (90%)Blind-test data (10%)20% error.
  19. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-21.pdf
    1 May 2019: We test this method onspatially homogeneous relaxation of a gas of hard spheres, but this method has amore general area of applicability and can be used for any other population balanceproblem.
  20. Web Based Experiment CET1

    https://como.ceb.cam.ac.uk/media/presentations/as631-presentation-saopaulo-2005.pdf
    1 May 2019: Extended activity. • Test of knowledge. • Challenge. • Report.
  21. A simple model for the aggregate structure of soot particles

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-38.pdf
    1 May 2019: Other definitions are possible and numerical tests of the simpler, possibly less realistic,case rgr (x) = rox (x) = c(x) are reported below. ... This gave a test of coagulation and results are shown in figure 8.
  22. Microsoft PowerPoint - AldawoodEtAl_CombustSymp2008_WIPP_HCCICtrlH2

    https://como.ceb.cam.ac.uk/media/presentations/sm453-poster-montreal-2008.pdf
    1 May 2019: Use of a fixed set of gains causes a relative instability in the response at the two ends of the test.
  23. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-124.pdf
    1 May 2019: 3. 2 Experimental methodology. The ASTM D1322 smoke point test [2] uses a standardized apparatus involving a wick-fed laminar diffusion flame. ... The smoke point test burner was used as simple, known andstandardized way to test different liquid fuels in
  24. Application of stochastic weighted algorithms to a multidimensional…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-120.pdf
    1 May 2019: A test problem using a silica particle model and the transitionregime coagulation kernel will extend the numerical studies conducted in [31]. ... 4 Numerical studies. A simple test-case was defined in [31] at which the numerical convergence studies
  25. Weblabs in Chemical Engineering Education

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-41.pdf
    1 May 2019: The ability to share experiments between different institutions drastically changesthe economics of providing laboratory experiments and, potentially, a huge number ofexperiments could be available for use, including experiments on expensive
  26. A high-dimensional, stochastic model for twin-screw granulation Part…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-192.pdf
    1 May 2019: iii) the general convergence properties of the algorithm in the context of the twin-screwgranulation test case. ... 20. Table 3: Optimised model rate constants generated in first part of this study, used innumerical tests.
  27. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-6.pdf
    1 May 2019: system. The non-premixed combustion of an n-heptane fuelstream injected into hot air was chosen as a test case. ... chosen as a test case. The numerical error caused by the splitting procedure wasstudied.
  28. Resolving conflicting parameter estimates in multivariate population…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-82.pdf
    1 May 2019: wk(dk). (14). 8. Table 1: Bimodal test - with 95 % confidence intervals for x. ... With our set of experiments, we want to test which ofthe reported constant is more likely.
  29. The Carbon Footprint and Non-Renewable Energy Demand of Algae-Derived …

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-128.pdf
    1 May 2019: 2 cmcl innovationsSheraton HouseCastle ParkCambridge, CB3 0AXUnited Kingdom. 3 World Economic Forum91-93 route de la CapiteGeneva, CH-1223 ColognySwitzerland. ... This method has been previously applied to analyse the economic viability ofalgal biodiesel
  30. Frame_C3287.dvi

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-1.pdf
    1 May 2019: 3.1 Model Setup. 10. 3.2 Test Simulation. 12. 3.3 Comparison of the IEM and Curl models. ... 20). 3.2 Test Simulation. The first simulation tests the model against the simulation results and industrial datareported by Lockwood and van Niekerk [24].
  31. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-172.pdf
    1 May 2019: particles. 3. In this paper we test HMOM, albeit a spherical particle description, for both symmetricfragmentation and erosion distribution functions. ... Across all of these test cases, the agreement between M0 obtained using MPMand the stochastic
  32. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-36.pdf
    1 May 2019: Hull and Swenson [8]test the validity of the above model by adding a randomly generated error with thesame distribution at each stage of the calculation, and comparing the distribution ofthe ... 8] T. E. Hull and J. R. Swenson. Test of probabilistic
  33. Addressing numerical challenges of population balance models for…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-211.pdf
    1 May 2019: 12. Test cases. Two test cases are considered, a batch reactor and a continuously stirred tank reactor(CSTR). ... All tests were run on one Intel Xeon E5-2640 CPU (2.40 GHz) of a 40 processor nodewith 200 GB RAM, running Red Hat Enterprise Linux version 7
  34. Detailed Population Balance Modelling of TiO2 Synthesis in an…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-176.pdf
    1 May 2019: Table 2: Operational parameters used in the base case (0) and test cases (1-4) varyingthe feed injection points, temperature and flow rate. { ... Test case Mean GSD Mean GSD Mean- d̄c, nm σ̃dc d̄p, nm σ̃dp M̄0, m3.
  35. Lubricants and the Environment

    https://como.ceb.cam.ac.uk/media/presentations/ajs265-presentation-stuttgartostfildern-2009.pdf
    1 May 2019: Finally, the Surrogates A and B were used to test whether the mechanism could predict the performance of blends comprised of all three components. ... ated with a full range of Operating Points and in par-ticular those furthest removed from the RON/MON
  36. Particle Formation and Models in Internal Combustion Engines

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-142.pdf
    1 May 2019: A two-stage, porous tube/ejector dilutor system was usedin the laboratory tests on the chassis dynamometer. ... 47],[48]). Particle size distributions were measured for a variety ofengines, test conditions, and fuels.
  37. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-149.pdf
    1 May 2019: As a reference, a test run is performed by only adding liquiddroplets into the system without simulating any other processes. ... 3 ]. Test run: liquid addition onlyDSA: with doubling and reductionsDSA: without doubling and reductions.
  38. A Systematic Method to Estimate and Validate Enthalpies of Formation…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-179.pdf
    1 May 2019: Method is applied to test cases from organic and inorganic chemistry, includingtransition metal complexes. • ... 3 Results. The performance of the framework is demonstrated using different test cases.
  39. On the Coagulation Efficiency of Carbonaceous Nanoparticles

    https://como.ceb.cam.ac.uk/media/preprints/c4e-preprint-239.pdf
    16 Sep 2019: theminimum interaction energy) between two colliding particles. To test the perfor-mance of this new coagulation efficiency model, we applied it in detailed populationbalance modelling of soot particle size distributions (PSDs), ... 1). 2.3 Detailed
  40. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-37.pdf
    1 May 2019: In the following, we describe the numerical model, test the accuracy andauthenticity of model predictions, and then perform a series of numerical simulationsof time evolution of soot particles and their size
  41. The suitability of particle models in capturing aggregate structure…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-123.pdf
    1 May 2019: particle collisiondiameter) are calculated. Sections 3 and 4 discuss some case studies and compares modelpredictions for a range of test cases; and the paper is concluded with suggestions forfurther research in ... Unsurprisingly, the spherical particle
  42. Iterative improvement of Bayesian parameter estimates for an engine…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-104.pdf
    1 May 2019: Wechoose quadratic response surfaces as surrogates in this work. The main focus here isto test the Bayesian parameter estimation and the experimental design technique and todemonstrate convergence of the iterative algorithm ... We are con-cerned with
  43. Paper1.dvi

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-25.pdf
    1 May 2019: 1 were readily obtainable using LSODE [27] and to test all the features of ourcode. ... Figure 2 shows the solution to Eq. 1obtained in the test cases as described above.
  44. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-156.pdf
    1 May 2019: supportedon a wick-fed, smoke point test burner (ASTM D1322-08) were characterised byin-situ visible light extinction and thermophoretically-sampled high-resolution trans-mission electron microscopy measurements, HRTEM. ... Standard test method for smoke
  45. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-28.pdf
    1 May 2019: The ex-traction system examined is the EFCE-test-system water-toluene [10]. Before eachexperiment the continuous water phase and the dispersed toluene phase have beenmutually saturated. ... Berger, and J. Schröter. European Federation of Chemical
  46. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-164.pdf
    1 May 2019: at the top EIP level with the boundary condi-tions of economic, social and legal requirements. ... in an EIP with the consideration of economic, social,and legal requirements as the boundary conditions.
  47. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-16.pdf
    1 May 2019: Our numerical test is as follows. We solve Eq. (1) with initial particles’ masses uniformly distributed from on [0, 1] for some λ =(α, c) and calculate the mean diameter of
  48. A c4e preprint by the Computational Modelling Group

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-113.pdf
    1 May 2019: In conclusion, the PAH-PP model is a tool to understand the underlyingprinciples and test various hypotheses in the study of soot formation, but this requiresfurther investigation.
  49. Modes of Neck Growth in Nanoparticle Aggregates

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-45.pdf
    1 May 2019: A sec-ond, new model is introduced, in which all growth is concentrated on the formationof a frustum between the two primary particles and used to test the importance of theuniform
  50. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-13.pdf
    1 May 2019: 17. Table 2: Initial conditions for the test systems.Mechanism Species Mole fraction Temp. ... Table 1 lists the considered test mechanisms including their number of species,number of reactions and references.
  51. Cambridge Centre forComputational Chemical Engineering University of…

    https://como.ceb.cam.ac.uk/media/preprints/c4e-Preprint-31.pdf
    1 May 2019: Then, multiple cycle simulations were performed to test if theerror due to down-sampling was accumulated in subsequent engine cycles. ... The SRM-DI discussed above was implemented to simulate a two-stroke, iso-octanefuelled HCCI test engine.

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