mhurhangee/ep-ind-claims huggingface dataset:
A daylighting structure formed of a light-transmitting material that is attached to a daylighting portion of a building and propagates an incident light from an outside to a ceiling surface of a building interior, the light-transmitting material comprising: an upper side incidence and emission curved surface that is formed of an outdoor region curved surface in which the incident light is refracted and incident to the inside of the light-transmitting material in a focused form, and an indoor region curved surface from which the internally reflected light of the refracted incident light is refracted and emitted toward the ceiling surface in a diffused form, the upper side incidence and emission curved surface extending in a longitudinal direction of the light-transmitting material in a state of projecting upward from an end portion toward a center side of a width direction of the light-transmitting material; and a lower side reflection surface in which the refracted incident light reflects and changes to the internally reflected light advancing to the indoor region curved surface of the upper side incidence and emission curved surface, the lower side reflection surface extending in the longitudinal direction of the light-transmitting material, characterized in that the light-transmitting material has a mirror portion for generating the internally reflected light in a side surface of the longitudinal direction of the light-transmitting material, and in that a plurality of light-transmitting materials are connected in the longitudinal direction. an upper side incidence and emission curved surface that is formed of an outdoor region curved surface in which the incident light is refracted and incident to the inside of the light-transmitting material in a focused form, and an indoor region curved surface from which the internally reflected light of the refracted incident light is refracted and emitted toward the ceiling surface in a diffused form, the upper side incidence and emission curved surface extending in a longitudinal direction of the light-transmitting material in a state of projecting upward from an end portion toward a center side of a width direction of the light-transmitting material; and a lower side reflection surface in which the refracted incident light reflects and changes to the internally reflected light advancing to the indoor region curved surface of the upper side incidence and emission curved surface, the lower side reflection surface extending in the longitudinal direction of the light-transmitting material, characterized in that the light-transmitting material has a mirror portion for generating the internally reflected light in a side surface of the longitudinal direction of the light-transmitting material, and in that a plurality of light-transmitting materials are connected in the longitudinal direction.
A method for joining at least two workpieces (2a, 2b), comprising: forming a weld seam by moving a machining beam, in particular a laser beam, and the at least two workpieces (2a, 2b) relative to one another along a feed direction, wherein superimposed on the movement of the machining beam and the two workpieces (2a, 2b) relative to one another is a periodic movement in a two-dimensional movement path that extends in a transverse direction perpendicular to the feed direction and also in the feed direction, characterized in that the two-dimensional movement path has at least one stop point (H, H1, H2) in the transverse direction between two reversal points (P3, P5; P1, P3), a velocity component (v O,X) of the periodic movement in the transverse direction being zero at said stop point. forming a weld seam by moving a machining beam, in particular a laser beam, and the at least two workpieces (2a, 2b) relative to one another along a feed direction, wherein superimposed on the movement of the machining beam and the two workpieces (2a, 2b) relative to one another is a periodic movement in a two-dimensional movement path that extends in a transverse direction perpendicular to the feed direction and also in the feed direction, characterized in that the two-dimensional movement path has at least one stop point (H, H1, H2) in the transverse direction between two reversal points (P3, P5; P1, P3), a velocity component (v O,X) of the periodic movement in the transverse direction being zero at said stop point.
A process for the preparation of highly pure 2,6-diisopropyl phenol comprising: (a) reacting p-hydroxy benzoic acid with an alkylating agent in presence of aq. mineral acid at a temperature in the range of 60-65°C followed by basification with sodium hydroxide to yield crude 4-hydroxy-3,5-diisopropylbenzoic acid along with impurities such as ether impurity, 3,5-di(propan-2-yl)-4-(propan-2-yloxy)benzoic acid, dimer impurity, 4,4'-oxydibenzoic acid, and the monoalkylated impurity, 4-hydroxy-3-(propan-2-yl) benzoic acid, i. washing the crude mixture with toluene at basic pH to remove the said ether impurity 3,5-di(propan-2-yl)-4-(propan-2-yloxy)benzoic acid; ii. washing with hot water to remove the said dimer impurity 4,4'-oxydibenzoic acid; iii. washing with methanol-water mixture to remove the said monoalkylated impurity 4-hydroxy-3-(propan-2-yl) benzoic acid, and (b) decarboxylating the substantially pure 4-hydroxy-3,5-diisopropylbenzoic acid of step (a) in presence of high boiling solvent and a catalyst at high temperature to yield 2,6-diisopropyl phenol free of ether impurity 1,3-di(propan-2-yl)-2-(propan-2-yloxy)benzene and monoalkylated phenol impurity 2-(propan-2-yl) phenol. (a) reacting p-hydroxy benzoic acid with an alkylating agent in presence of aq. mineral acid at a temperature in the range of 60-65°C followed by basification with sodium hydroxide to yield crude 4-hydroxy-3,5-diisopropylbenzoic acid along with impurities such as ether impurity, 3,5-di(propan-2-yl)-4-(propan-2-yloxy)benzoic acid, dimer impurity, 4,4'-oxydibenzoic acid, and the monoalkylated impurity, 4-hydroxy-3-(propan-2-yl) benzoic acid, i. washing the crude mixture with toluene at basic pH to remove the said ether impurity 3,5-di(propan-2-yl)-4-(propan-2-yloxy)benzoic acid; ii. washing with hot water to remove the said dimer impurity 4,4'-oxydibenzoic acid; iii. washing with methanol-water mixture to remove the said monoalkylated impurity 4-hydroxy-3-(propan-2-yl) benzoic acid, and i. washing the crude mixture with toluene at basic pH to remove the said ether impurity 3,5-di(propan-2-yl)-4-(propan-2-yloxy)benzoic acid; ii. washing with hot water to remove the said dimer impurity 4,4'-oxydibenzoic acid; iii. washing with methanol-water mixture to remove the said monoalkylated impurity 4-hydroxy-3-(propan-2-yl) benzoic acid, and (b) decarboxylating the substantially pure 4-hydroxy-3,5-diisopropylbenzoic acid of step (a) in presence of high boiling solvent and a catalyst at high temperature to yield 2,6-diisopropyl phenol free of ether impurity 1,3-di(propan-2-yl)-2-(propan-2-yloxy)benzene and monoalkylated phenol impurity 2-(propan-2-yl) phenol.
A thermoplastic resin composition comprising: an α-olefin-based copolymer, which comprises 1 to 30% by mole of an ethylene-derived constituent unit, 30 to 79% by mole of a propylene-derived constituent unit, and 10 to 50% by mole of a constituent unit derived from an α-olefin having 4 to 20 carbon atoms, provided that the total amount of the ethylene-derived constituent unit and the constituent unit derived from an α-olefin having 4 to 20 carbon atoms is 21 to 70% by mole, and for which, in a signal chart measured by 13 C-NMR in an o-dichlorobenzene solution and predetermined such that the peak present at the highest magnetic field among the signals originating from CH (methine) of the constituent unit derived from an α-olefin having 4 to 20 carbon atoms is to be at 34.4 ppm, an absorption intensity A at about 22.0 to 20.9 ppm and an absorption intensity B at about 19.0 to 20.6 ppm satisfy the following relational expressions (i) and (ii) with respect to the absorption intensity C at about 19.0 to 22.0 ppm, which is assignable to propylene methyl: A / C × 100 ≤ 8 B / C × 100 ≥ 60 and a melting peak measured by differential scanning calorimetry does not exist, and an other thermoplastic resin. an α-olefin-based copolymer, which comprises 1 to 30% by mole of an ethylene-derived constituent unit, 30 to 79% by mole of a propylene-derived constituent unit, and 10 to 50% by mole of a constituent unit derived from an α-olefin having 4 to 20 carbon atoms, provided that the total amount of the ethylene-derived constituent unit and the constituent unit derived from an α-olefin having 4 to 20 carbon atoms is 21 to 70% by mole, and for which, in a signal chart measured by 13 C-NMR in an o-dichlorobenzene solution and predetermined such that the peak present at the highest magnetic field among the signals originating from CH (methine) of the constituent unit derived from an α-olefin having 4 to 20 carbon atoms is to be at 34.4 ppm, an absorption intensity A at about 22.0 to 20.9 ppm and an absorption intensity B at about 19.0 to 20.6 ppm satisfy the following relational expressions (i) and (ii) with respect to the absorption intensity C at about 19.0 to 22.0 ppm, which is assignable to propylene methyl: A / C × 100 ≤ 8 B / C × 100 ≥ 60 and a melting peak measured by differential scanning calorimetry does not exist, and an other thermoplastic resin.
A method for providing data as a service, DaaS, in near or real-time comprising: receiving, at a proxy server, a query from a client application; requesting, in response to the query from the client application and by the proxy server from a plurality of data sources, data to service the query, wherein the data sources are heterogeneous in term of data quality, or data structure, or both data quality and data structure; obtaining, at the proxy server, the data from each data source in near or real-time in response to the requesting; assigning, at the proxy server, a confidence level to the data from each data source in accordance with reliability of the data source; joining, at the proxy server, the data including the confidence level from the data sources; and sending, by the proxy server, the joined data back to the client application, wherein assigning the confidence level in accordance with reliability information is performed via a data model that handles the variable data reliability; wherein the data model represents each data by the three attributes: key, value, probability; wherein the key is used to identify the data, the probability indicates the confidence level and the value is a representation of the probability that scores the confidence level. receiving, at a proxy server, a query from a client application; requesting, in response to the query from the client application and by the proxy server from a plurality of data sources, data to service the query, wherein the data sources are heterogeneous in term of data quality, or data structure, or both data quality and data structure; obtaining, at the proxy server, the data from each data source in near or real-time in response to the requesting; assigning, at the proxy server, a confidence level to the data from each data source in accordance with reliability of the data source; joining, at the proxy server, the data including the confidence level from the data sources; and sending, by the proxy server, the joined data back to the client application, wherein assigning the confidence level in accordance with reliability information is performed via a data model that handles the variable data reliability; wherein the data model represents each data by the three attributes: key, value, probability; wherein the key is used to identify the data, the probability indicates the confidence level and the value is a representation of the probability that scores the confidence level.
A turf maintenance vehicle comprising: an internal combustion engine; an energy converting device operatively coupled to the internal combustion engine to convert mechanical energy from the internal combustion engine to electric energy; at least one subsystem (14, 26, 38, 41, 56) powered by the electric energy from the energy converting device; a demand sensor structured and operable to detect an electrical demand of the at least one subsystem (14, 26, 38, 41, 56), the demand sensor further structured and operable to output an electrical demand signal correlating to the electrical demand of the at least one subsystem (14, 26, 38, 41, 56); and a controller structured and operable to receive the electrical demand signal, characterized in that: the controller is further structured and operable to output a control signal operable to change a speed range of the internal combustion engine based on the electrical demand signal from a first speed range, operable to cause the energy converting device to produce electric energy within a first operating voltage range, to a second speed range, operable to cause the energy converting device to produce electric energy within a second operating voltage range. an internal combustion engine; an energy converting device operatively coupled to the internal combustion engine to convert mechanical energy from the internal combustion engine to electric energy; at least one subsystem (14, 26, 38, 41, 56) powered by the electric energy from the energy converting device; a demand sensor structured and operable to detect an electrical demand of the at least one subsystem (14, 26, 38, 41, 56), the demand sensor further structured and operable to output an electrical demand signal correlating to the electrical demand of the at least one subsystem (14, 26, 38, 41, 56); and a controller structured and operable to receive the electrical demand signal, characterized in that: the controller is further structured and operable to output a control signal operable to change a speed range of the internal combustion engine based on the electrical demand signal from a first speed range, operable to cause the energy converting device to produce electric energy within a first operating voltage range, to a second speed range, operable to cause the energy converting device to produce electric energy within a second operating voltage range. the controller is further structured and operable to output a control signal operable to change a speed range of the internal combustion engine based on the electrical demand signal from a first speed range, operable to cause the energy converting device to produce electric energy within a first operating voltage range, to a second speed range, operable to cause the energy converting device to produce electric energy within a second operating voltage range.
Electrical installation comprising a permanent-magnet synchronous motor, a three-phase inverter and a control device, the inverter being adapted for generating a three-phase electrical current and for supplying the permanent-magnet synchronous motor with this current, the current presenting a first frequency for operating the permanent-magnet synchronous motor, the current also comprising an undesired frequency component presenting a second frequency, and the control device comprising: - a measurement module adapted for measuring a parameter (p1, p2, p3) of each phase (P1, P2, P3) of the current, the measured parameters (p1, p2, p3) forming a measurement vector (Vm), - a first Clarke calculation module adapted for calculating a Clarke transform of the measurement vector (Vm), the Clarke transform comprising a first vector containing two first values, the first vector being represented in a first basis of a two-dimensional vector space, and - a command module for generating a control signal for controlling the inverter, the installation being characterized by the control device further comprising: - a first rotation module adapted for generating a second vector containing two second values, the second vector being a representation of the first vector in a second basis of the vector space, the second basis rotating at the second frequency with respect to the first basis, and - a first subtraction module adapted for comparing each second value to a corresponding first reference value for generating a corresponding first difference, and by the command module being adapted for generating the control signal from at least the first differences. - a measurement module adapted for measuring a parameter (p1, p2, p3) of each phase (P1, P2, P3) of the current, the measured parameters (p1, p2, p3) forming a measurement vector (Vm), - a first Clarke calculation module adapted for calculating a Clarke transform of the measurement vector (Vm), the Clarke transform comprising a first vector containing two first values, the first vector being represented in a first basis of a two-dimensional vector space, and - a command module for generating a control signal for controlling the inverter, - a first rotation module adapted for generating a second vector containing two second values, the second vector being a representation of the first vector in a second basis of the vector space, the second basis rotating at the second frequency with respect to the first basis, and - a first subtraction module adapted for comparing each second value to a corresponding first reference value for generating a corresponding first difference,
A solar-collector roofing assembly comprising: a plurality of elongate spaced-apart primary support members (212; 312) aligned in a plane and extending in a first direction, the plurality of primary support members (212; 312) with a plurality of vertical support elements (266; 362) forming a plurality of portal frames (278; 378); a plurality of elongate spaced-apart secondary support members, (214; 314) having first and second end portions (238, 240; 338, 340) connected to corresponding said primary support members (212; 312) and aligned in a plane and extending in a second direction perpendicular to the first direction; and at least one solar-energy collector panel supported by the secondary support members (214; 314), so as to have a predetermined fall; the secondary support members (214; 314) being Z-purlins, the bottom flange (282a, 382a) of the Z-purlin having an upward extending portion at an outside edge thereof; characterised in that the secondary support members include an integrally formed cable guide (282a; 382a) for holding one or more cables associated with the or each solar-energy collector panel, the bottom flange (282a, 382a) of the Z-purlin acts as the integrally formed cable-guide, the upward extending portion prevents or limits in use cabling becoming displaced from the bottom flange (282a, 382a), the solar-energy collector panel is supported on a top flange of the Z-purlin, and each secondary support member (214; 314) is supported by more than two portal frames (278; 378). a plurality of elongate spaced-apart primary support members (212; 312) aligned in a plane and extending in a first direction, the plurality of primary support members (212; 312) with a plurality of vertical support elements (266; 362) forming a plurality of portal frames (278; 378); a plurality of elongate spaced-apart secondary support members, (214; 314) having first and second end portions (238, 240; 338, 340) connected to corresponding said primary support members (212; 312) and aligned in a plane and extending in a second direction perpendicular to the first direction; and at least one solar-energy collector panel supported by the secondary support members (214; 314), so as to have a predetermined fall; the secondary support members (214; 314) being Z-purlins, the bottom flange (282a, 382a) of the Z-purlin having an upward extending portion at an outside edge thereof; characterised in that the secondary support members include an integrally formed cable guide (282a; 382a) for holding one or more cables associated with the or each solar-energy collector panel, the bottom flange (282a, 382a) of the Z-purlin acts as the integrally formed cable-guide, the upward extending portion prevents or limits in use cabling becoming displaced from the bottom flange (282a, 382a), the solar-energy collector panel is supported on a top flange of the Z-purlin, and each secondary support member (214; 314) is supported by more than two portal frames (278; 378).
- A safety system intended to be worn by a diver diving underwater using an underwater breathing apparatus, by means of which he/she breathes via a mouthpiece, the safety system being characterised in that it comprises: - means for acquiring ventilatory data of the diver comprising at least one so-called adapter device interposed between the mouthpiece and the underwater breathing apparatus and configured to measure the ventilatory flow rates and pressures of the diver on the inhalation or exhalation circuit of the underwater breathing apparatus, and a thoracic differential pressure sensor, the ventilatory data acquisition means being configured to determine the ventilatory work and the hydrostatic imbalance based on the measurements done by the adapter device(s) and thoracic differential pressure sensor; - means for analyzing in real-time the data acquired by the ventilatory data acquisition means, placed in a sealed housing intended to be worn by the diver and configured to determine, based on said acquired data, the presence or absence of a risk of immersion pulmonary edema; and - alert means configured, during diving, to emit an alert, for the diver or one of his/her teammates, in the event it is determined, by the analysis means, that a risk of immersion pulmonary edema is present. - means for acquiring ventilatory data of the diver comprising at least one so-called adapter device interposed between the mouthpiece and the underwater breathing apparatus and configured to measure the ventilatory flow rates and pressures of the diver on the inhalation or exhalation circuit of the underwater breathing apparatus, and a thoracic differential pressure sensor, the ventilatory data acquisition means being configured to determine the ventilatory work and the hydrostatic imbalance based on the measurements done by the adapter device(s) and thoracic differential pressure sensor; - means for analyzing in real-time the data acquired by the ventilatory data acquisition means, placed in a sealed housing intended to be worn by the diver and configured to determine, based on said acquired data, the presence or absence of a risk of immersion pulmonary edema; and - alert means configured, during diving, to emit an alert, for the diver or one of his/her teammates, in the event it is determined, by the analysis means, that a risk of immersion pulmonary edema is present.
A steel wire for drawing comprising, as a chemical composition, by mass%, C: 0.9% to 1.2%, Si: 0.1% to 1.0%, Mn: 0.2% to 1.0%, Cr: 0.2% to 0.6%, Al: limited to 0.002% or less, N: limited to 0.007% or less, P: limited to 0.02% or less, S: limited to 0.01% or less, and one or more selected from the group consisting of Mo: 0% to 0.20%, and B: 0% to 0.0030%, and a remainder of Fe and impurities, wherein a metallographic structure includes a pearlite, and a volume fraction of the pearlite is 95% or higher, and the metallographic structure other than the pearlite is consisted of one or more selected from the group consisting of cementite, ferrite, and bainite, an average lamellar spacing of the pearlite is 50 nm to 75 nm, an average length of cementite in the pearlite is 2.0 μm to 5.0 μm, and a ratio of the number of grains of cementite with a length of 0.5 μm or smaller to the cementite in the pearlite is 20% or lower wherein the average lamellar spacing of the pearlite, the average length of cementite in the pearlite and the ratio of the number of grains of cementite with a length of 0.5 μm or smaller are measured by the use of photographs at a magnification of 10,000-fold using a field emission scanning electron microscope. C: 0.9% to 1.2%, Si: 0.1% to 1.0%, Mn: 0.2% to 1.0%, Cr: 0.2% to 0.6%, Al: limited to 0.002% or less, N: limited to 0.007% or less, P: limited to 0.02% or less, S: limited to 0.01% or less, and Mo: 0% to 0.20%, and B: 0% to 0.0030%, and